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STATISTICS for POLAND

STATISTICS FOR POLAND


GEMS/WATER - STATISTICAL SUMMARY BY STATION     2002-06-20   PAGE   1

 STATION - VISTULA RIVER - KRAKOW                   STATION NO. 021001
 COUNTRY - POLAND                                   DEPTH(M)       1.5
 LOCATION - OCT. 3  LAT. 50/01/00  LONG. 019/48/00  ELEVATION(M)   0.0
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1997-01-01 TO 1999-12-31
 PERIOD OF RECORD FROM  - 1997-01-06 TO 1999-12-27

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP   CHLORO A     NO3NO2     ORG. N
                             COND                                        DISS
                            02041      02061      06711      07105      07403
                            us/cm      deg C       mg/L     mg/L N     mg/L N


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      109        109        109        109        109
 MEAN                       2401.       10.6    11.6046       1.98        3.8
 MINIMUM                     447.        0.6     0.0000       0.40        1.9
 DATE OF MINIMUM       1997-07-14 1998-02-02 1997-01-06 1997-07-28 1997-09-01
 10TH PERCENTILE             990.        2.5     0.3600       1.20        2.0
 MEDIAN                     2450.        9.2     5.4000       2.08        3.7
 90TH PERCENTILE            3969.       19.6    28.3200       2.53        5.2
 MAXIMUM                    4847.       25.5   149.0000       3.01       10.6
 DATE OF MAXIMUM       1999-09-20 1999-08-09 1999-05-31 1999-05-17 1997-07-07
 STANDARD DEVIATION         1035.        6.9    18.5350       0.54        1.5




                              NH3         O2        BOD        COD        ALK
                                        DISS                            TOTAL
                            07553      08101      08201      08301      10102
                           mg/L N    mg/L O2    mg/L O2    mg/L O2       mg/L


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      109        109        109        109        109
 MEAN                        1.19        8.6         6.        18.     147.05
 MINIMUM                     0.12        5.4         4.        10.      35.00
 DATE OF MINIMUM       1997-07-21 1997-09-01 1999-04-06 1999-04-06 1997-07-07
 10TH PERCENTILE             0.44        6.4         5.        12.      97.70
 MEDIAN                      1.11        8.8         6.        16.     146.00
 90TH PERCENTILE             1.94       10.8         9.        23.     195.00
 MAXIMUM                     2.82       12.2        18.        64.     360.00
 DATE OF MAXIMUM       1997-01-20 1998-01-26 1997-07-07 1997-07-07 1999-07-26
 STANDARD DEVIATION          0.61        1.7         2.         7.      41.54




                               pH   SUSP SOL         Na         Mg          P
                                     105 DEG       DISS       DISS      TOTAL
                            10301      10401      11105      12102      15405
                         pH UNITS       mg/L    mg/L Na    mg/L Mg     mg/L P


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      109        109        109        109        109
 MEAN                         7.7        27.       436.        41.      0.316
 MINIMUM                      7.1         3.        53.         7.      0.120
 DATE OF MINIMUM       1997-03-03 1997-01-27 1997-07-14 1997-07-07 1999-12-13
 10TH PERCENTILE              7.4         5.       162.        19.      0.200
 MEDIAN                       7.7        15.       410.        38.      0.280
 90TH PERCENTILE              7.9        35.       725.        67.      0.460
 MAXIMUM                      8.3       659.       967.        82.      0.680
 DATE OF MAXIMUM       1999-11-02 1997-07-07 1997-01-27 1998-09-07 1997-07-07
 STANDARD DEVIATION           0.2        68.       211.        17.      0.102




                         SULPHATE         Cl        DDT       PCBS          K
                                        DISS      TOTAL                  DISS
                            16302      17204      18002      18165      19105
                         mg/L SO4    mg/L Cl       ug/L       ug/L     mg/L K


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      109        109         36         36        109
 MEAN                        132.       729.      0.017      0.013        9.7
 MINIMUM                      44.        87.      0.001      0.007        1.7
 DATE OF MINIMUM       1997-07-07 1997-07-14 1999-06-28 1997-03-24 1997-07-21
 10TH PERCENTILE              73.       282.      0.006      0.007        5.8
 MEDIAN                      130.       684.      0.013      0.012        9.1
 90TH PERCENTILE             197.      1208.      0.035      0.017       15.4
 MAXIMUM                     228.      1648.      0.052      0.033       18.9
 DATE OF MAXIMUM       1999-09-20 1999-09-20 1999-04-19 1999-04-19 1999-09-20
 STANDARD DEVIATION           44.       353.      0.012      0.005        3.9




                               Ca         Cr         Mn         Fe         Ni
                             DISS      TOTAL      TOTAL      TOTAL      TOTAL
                            20103      24002      25004      26004      28001
                          mg/L Ca    mg/L Cr    mg/L Mn    mg/L Fe    mg/L Ni


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      109        109        109        109        109
 MEAN                      90.083      0.004       0.05       0.04      0.040
 MINIMUM                   40.900      0.002       0.02       0.00      0.009
 DATE OF MINIMUM       1997-06-02 1998-10-12 1998-05-11 1997-12-29 1998-09-21
 10TH PERCENTILE           55.170      0.002       0.02       0.02      0.013
 MEDIAN                    88.200      0.004       0.04       0.03      0.031
 90TH PERCENTILE          125.810      0.006       0.07       0.07      0.068
 MAXIMUM                  145.100      0.007       0.10       0.24      0.224
 DATE OF MAXIMUM       1999-09-20 1997-01-13 1997-09-22 1997-08-04 1999-11-02
 STANDARD DEVIATION        26.006      0.001       0.02       0.04      0.033




                               Cu         Zn         Cd         Ba         Pb
                            TOTAL      TOTAL      TOTAL      TOTAL      TOTAL
                            29006      30004      48001      80016      82001
                          mg/L Cu    mg/L Zn    mg/L Cd    ug/L Hg    mg/L Pb


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      109        109        109        109        109
 MEAN                       0.014      0.437      0.006      0.001      0.031
 MINIMUM                    0.003      0.075      0.002      0.000      0.008
 DATE OF MINIMUM       1997-10-13 1998-03-02 1998-03-02 1997-05-19 1997-03-17
 10TH PERCENTILE            0.005      0.115      0.003      0.000      0.014
 MEDIAN                     0.010      0.438      0.005      0.001      0.026
 90TH PERCENTILE            0.026      0.753      0.009      0.001      0.050
 MAXIMUM                    0.072      0.834      0.014      0.002      0.180
 DATE OF MAXIMUM       1999-07-26 1998-03-09 1998-12-14 1997-07-14 1999-10-18
 STANDARD DEVIATION         0.010      0.258      0.002      0.000      0.021




                             INST
                           DISCHG
                            97160
                             m3/S


 NO. OF L-FLAGGED VALUES        0
 NO. OF G-FLAGGED VALUES        0
 NO. OF UNFLAGGED VALUES      109
 MEAN                        91.6
 MINIMUM                     21.6
 DATE OF MINIMUM       1999-09-06
 10TH PERCENTILE             32.8
 MEDIAN                      62.0
 90TH PERCENTILE            176.0
 MAXIMUM                    528.0
 DATE OF MAXIMUM       1997-07-21
 STANDARD DEVIATION          87.1




 STATION - VISTULA RIVER -WARSZAWA                  STATION NO. 021002
 COUNTRY - POLAND                                   DEPTH(M)       2.0
 LOCATION - OCT. 3  LAT. 52/14/00  LONG. 021/02/00  ELEVATION(M)   0.0
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1997-01-01 TO 1999-12-31
 PERIOD OF RECORD FROM  - 1997-01-08 TO 1999-12-29

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP   CHLORO A     NO3NO2     ORG. N
                             COND                                        DISS
                            02041      02061      06711      07105      07403
                            us/cm      deg C       mg/L     mg/L N     mg/L N


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      109        109        109        109        109
 MEAN                        687.       10.1    58.9367       1.70        2.0
 MINIMUM                     320.        0.0     0.0000       0.00        0.8
 DATE OF MINIMUM       1997-07-16 1997-01-15 1997-07-23 1999-08-11 1999-05-19
 10TH PERCENTILE             505.        0.5     2.7000       0.31        1.3
 MEDIAN                      690.        8.5    16.0000       1.87        1.8
 90TH PERCENTILE             851.       21.1   160.5600       2.62        2.9
 MAXIMUM                    1150.       23.0   365.1000       3.00        6.7
 DATE OF MAXIMUM       1997-01-08 1998-07-15 1999-09-22 1997-03-19 1997-08-20
 STANDARD DEVIATION          150.        8.0    78.2624       0.83        0.8




                              NH3         O2        BOD        COD         pH
                                        DISS                                 
                            07553      08101      08201      08301      10301
                           mg/L N    mg/L O2    mg/L O2    mg/L O2   pH UNITS


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      109        109        108        109        109
 MEAN                        0.43       11.1         5.        31.        8.4
 MINIMUM                     0.05        5.8         2.        14.        7.7
 DATE OF MINIMUM       1999-08-25 1997-07-16 1998-01-07 1998-12-02 1997-01-08
 10TH PERCENTILE             0.12        8.6         3.        17.        8.0
 MEDIAN                      0.29       11.4         4.        30.        8.3
 90TH PERCENTILE             0.98       12.7        10.        44.        8.9
 MAXIMUM                     2.48       13.6        19.        76.        9.2
 DATE OF MAXIMUM       1997-08-20 1998-12-02 1997-08-27 1997-10-29 1997-06-18
 STANDARD DEVIATION          0.38        1.7         3.        12.        0.4




                         SUSP SOL         Na         Mg          P   SULPHATE
                          105 DEG       DISS       DISS      TOTAL           
                            10401      11105      12102      15405      16302
                             mg/L    mg/L Na    mg/L Mg     mg/L P   mg/L SO4


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      109        109        109        109        109
 MEAN                         34.        79.        16.      0.229        57.
 MINIMUM                       3.        22.         6.      0.100        35.
 DATE OF MINIMUM       1999-02-24 1997-07-16 1997-10-29 1997-01-08 1999-07-14
 10TH PERCENTILE              10.        52.        10.      0.150        44.
 MEDIAN                       26.        75.        16.      0.200        55.
 90TH PERCENTILE              71.       117.        22.      0.300        71.
 MAXIMUM                     169.       163.        29.      1.640        96.
 DATE OF MAXIMUM       1998-02-18 1999-09-22 1997-10-01 1997-08-20 1997-01-08
 STANDARD DEVIATION           27.        27.         5.      0.162        11.




                               Cl        DDT       PCBS          K         Ca
                             DISS      TOTAL                  DISS       DISS
                            17204      18002      18165      19105      20103
                          mg/L Cl       ug/L       ug/L     mg/L K    mg/L Ca


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      109         36         36        109        109
 MEAN                        103.      0.019      0.013        5.3     74.219
 MINIMUM                      17.      0.002      0.004        3.4     44.100
 DATE OF MINIMUM       1997-07-16 1999-06-30 1997-03-26 1999-05-05 1997-07-16
 10TH PERCENTILE              55.      0.005      0.007        4.4     55.260
 MEDIAN                       94.      0.015      0.012        5.1     75.800
 90TH PERCENTILE             166.      0.039      0.018        6.7     88.200
 MAXIMUM                     260.      0.067      0.029        8.8    107.500
 DATE OF MAXIMUM       1998-09-23 1999-04-21 1999-04-21 1998-09-23 1997-02-06
 STANDARD DEVIATION           47.      0.016      0.005        1.0     12.414




                               Cr         Mn         Fe         Ni         Cu
                            TOTAL      TOTAL      TOTAL      TOTAL      TOTAL
                            24002      25004      26004      28001      29006
                          mg/L Cr    mg/L Mn    mg/L Fe    mg/L Ni    mg/L Cu


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      109        109        109        109        109
 MEAN                       0.001       0.06       0.05      0.005      0.004
 MINIMUM                    0.000       0.01       0.01      0.001      0.000
 DATE OF MINIMUM       1997-01-08 1997-06-04 1997-05-07 1997-05-07 1997-09-10
 10TH PERCENTILE            0.000       0.02       0.01      0.002      0.001
 MEDIAN                     0.001       0.05       0.03      0.005      0.003
 90TH PERCENTILE            0.002       0.10       0.09      0.009      0.006
 MAXIMUM                    0.005       0.20       0.50      0.013      0.042
 DATE OF MAXIMUM       1997-08-06 1998-09-23 1997-08-13 1999-11-03 1997-07-23
 STANDARD DEVIATION         0.001       0.03       0.07      0.002      0.004




                               Zn         Cd         Pb       INST
                            TOTAL      TOTAL      TOTAL     DISCHG
                            30004      48001      82001      97160
                          mg/L Zn    mg/L Cd    mg/L Pb       m3/S


 NO. OF L-FLAGGED VALUES        0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0
 NO. OF UNFLAGGED VALUES      109        109        107        109
 MEAN                       0.015      0.001      0.002      709.6
 MINIMUM                    0.000      0.000      0.000      268.0
 DATE OF MINIMUM       1997-07-02 1997-02-06 1997-02-06 1997-01-08
 10TH PERCENTILE            0.003      0.000      0.000      347.5
 MEDIAN                     0.012      0.000      0.001      570.0
 90TH PERCENTILE            0.031      0.001      0.005     1274.0
 MAXIMUM                    0.059      0.002      0.015     3610.0
 DATE OF MAXIMUM       1997-01-15 1999-07-14 1997-04-02 1997-07-16
 STANDARD DEVIATION         0.012      0.000      0.002      525.4




 STATION - VISTULA RIVER - KIEZMARK                 STATION NO. 021003
 COUNTRY - POLAND                                   DEPTH(M)       2.8
 LOCATION - OCT. 3  LAT. 54/08/00  LONG. 018/45/00  ELEVATION(M)   0.0
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1997-01-01 TO 1999-12-31
 PERIOD OF RECORD FROM  - 1997-01-21 TO 1999-12-13

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP   CHLORO A     NO3NO2     ORG. N
                             COND                                        DISS
                            02041      02061      06711      07105      07403
                            us/cm      deg C       mg/L     mg/L N     mg/L N


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       97         98         91         98         98
 MEAN                        696.       10.4    23.7780       1.54        1.6
 MINIMUM                     345.        0.0     0.1000       0.01        0.7
 DATE OF MINIMUM       1997-07-21 1997-02-04 1998-10-20 1997-05-20 1997-10-15
 10TH PERCENTILE             540.        1.0     1.7000       0.38        1.0
 MEDIAN                      677.        9.7    12.4000       1.56        1.3
 90TH PERCENTILE             915.       21.3    66.8500       2.79        2.8
 MAXIMUM                    1062.       23.4    95.8000       3.57        4.8
 DATE OF MAXIMUM       1999-12-01 1999-07-19 1999-04-06 1998-02-18 1997-01-21
 STANDARD DEVIATION          148.        7.7    25.3172       0.92        0.9




                              NH3         O2        BOD        COD        ALK
                                        DISS                            TOTAL
                            07553      08101      08201      08301      10102
                           mg/L N    mg/L O2    mg/L O2    mg/L O2       mg/L


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       98         97         97         98         97
 MEAN                        0.26       10.6         4.        27.     168.94
 MINIMUM                     0.00        6.7         1.        13.     115.00
 DATE OF MINIMUM       1997-03-25 1997-07-21 1998-01-19 1997-01-28 1997-07-21
 10TH PERCENTILE             0.00        8.2         2.        18.     135.70
 MEDIAN                      0.20       10.6         4.        24.     170.00
 90TH PERCENTILE             0.60       12.7         6.        40.     196.00
 MAXIMUM                     1.28       13.8         9.        67.     235.00
 DATE OF MAXIMUM       1997-02-04 1997-04-08 1997-04-08 1997-07-01 1997-01-21
 STANDARD DEVIATION          0.30        1.7         2.         9.      22.84




                               pH   SUSP SOL         Na         Mg         Al
                                     105 DEG       DISS       DISS      TOTAL
                            10301      10401      11105      12102      13002
                         pH UNITS       mg/L    mg/L Na    mg/L Mg    mg/L Al


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       98         98         98         98         35
 MEAN                         8.1        15.        55.        12.      0.101
 MINIMUM                      7.5         0.        11.         5.      0.002
 DATE OF MINIMUM       1999-02-01 1999-01-04 1998-08-18 1998-07-14 1999-10-04
 10TH PERCENTILE              7.8         6.        32.        10.      0.022
 MEDIAN                       8.0        14.        54.        12.      0.075
 90TH PERCENTILE              8.6        24.        77.        13.      0.201
 MAXIMUM                      9.1        52.       106.        16.      0.463
 DATE OF MAXIMUM       1998-06-01 1997-04-29 1998-10-07 1998-10-07 1998-07-01
 STANDARD DEVIATION           0.3         8.        19.         2.      0.092




                                P   SULPHATE         Cl        DDT       PCBS
                            TOTAL                  DISS      TOTAL           
                            15405      16302      17204      18002      18165
                           mg/L P   mg/L SO4    mg/L Cl       ug/L       ug/L


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       98         98         98         34         33
 MEAN                       0.211        61.       107.      0.001      0.002
 MINIMUM                    0.120        31.        28.      0.000      0.000
 DATE OF MINIMUM       1997-08-11 1997-07-21 1998-08-18 1998-05-26 1997-01-28
 10TH PERCENTILE            0.150        48.        66.      0.000      0.000
 MEDIAN                     0.200        62.       107.      0.000      0.000
 90TH PERCENTILE            0.282        74.       152.      0.003      0.009
 MAXIMUM                    0.390        86.       221.      0.013      0.018
 DATE OF MAXIMUM       1999-06-21 1997-01-21 1997-01-28 1997-12-30 1997-08-25
 STANDARD DEVIATION         0.054        10.        36.      0.002      0.004




                                K         Ca         Cr         Mn         Fe
                             DISS       DISS      TOTAL      TOTAL      TOTAL
                            19105      20103      24002      25004      26004
                           mg/L K    mg/L Ca    mg/L Cr    mg/L Mn    mg/L Fe


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       98         98         78         77         98
 MEAN                         4.7     82.380      0.000       0.05       0.16
 MINIMUM                      3.1     42.500      0.000       0.00       0.00
 DATE OF MINIMUM       1997-12-04 1997-07-21 1997-01-28 1997-03-25 1998-09-15
 10TH PERCENTILE              3.8     66.200      0.000       0.00       0.02
 MEDIAN                       4.6     83.750      0.000       0.02       0.08
 90TH PERCENTILE              5.7    102.680      0.001       0.15       0.43
 MAXIMUM                      8.4    112.300      0.005       0.47       0.83
 DATE OF MAXIMUM       1998-12-15 1997-02-04 1998-10-07 1999-06-21 1999-12-13
 STANDARD DEVIATION           0.9     13.925      0.001       0.08       0.19




                               Ni         Cu         Zn         Cd         Ba
                            TOTAL      TOTAL      TOTAL      TOTAL      TOTAL
                            28001      29006      30004      48001      80016
                          mg/L Ni    mg/L Cu    mg/L Zn    mg/L Cd    ug/L Hg


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       81         79         82         83         88
 MEAN                       0.002      0.003      0.009      0.000      0.001
 MINIMUM                    0.000      0.000      0.000      0.000      0.000
 DATE OF MINIMUM       1997-07-01 1998-08-18 1999-08-16 1997-02-04 1997-01-21
 10TH PERCENTILE            0.000      0.001      0.002      0.000      0.000
 MEDIAN                     0.002      0.002      0.007      0.000      0.000
 90TH PERCENTILE            0.003      0.005      0.020      0.000      0.003
 MAXIMUM                    0.006      0.035      0.057      0.001      0.029
 DATE OF MAXIMUM       1998-10-07 1999-03-15 1998-07-01 1998-07-01 1999-12-13
 STANDARD DEVIATION         0.001      0.005      0.008      0.000      0.004




                               Pb       INST
                            TOTAL     DISCHG
                            82001      97160
                          mg/L Pb       m3/S


 NO. OF L-FLAGGED VALUES        0          0
 NO. OF G-FLAGGED VALUES        0          0
 NO. OF UNFLAGGED VALUES       83         98
 MEAN                       0.001     1294.1
 MINIMUM                    0.000      540.0
 DATE OF MINIMUM       1997-02-18 1997-02-04
 10TH PERCENTILE            0.000      714.4
 MEDIAN                     0.000     1080.0
 90TH PERCENTILE            0.002     2064.0
 MAXIMUM                    0.004     3950.0
 DATE OF MAXIMUM       1999-01-25 1999-03-15
 STANDARD DEVIATION         0.001      686.2




 STATION - ODRA RIVER - CHALUPKI                    STATION NO. 021004
 COUNTRY - POLAND                                   DEPTH(M)       1.8
 LOCATION - OCT. 3  LAT. 49/56/00  LONG. 018/19/00  ELEVATION(M)   0.0
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1997-01-01 TO 1999-12-31
 PERIOD OF RECORD FROM  - 1997-01-01 TO 1999-12-15

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP   CHLORO A     NO3NO2     ORG. N
                             COND                                        DISS
                            02041      02061      06711      07105      07403
                            us/cm      deg C       mg/L     mg/L N     mg/L N


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       90         94         75         94         94
 MEAN                        574.        9.8    11.3240       3.86        2.0
 MINIMUM                     282.        0.0     0.0000       0.11        0.5
 DATE OF MINIMUM       1998-11-04 1997-01-01 1997-02-05 1997-01-01 1997-02-05
 10TH PERCENTILE             396.        1.1     1.0000       2.97        1.1
 MEDIAN                      596.        9.9     7.7000       3.79        1.7
 90TH PERCENTILE             742.       18.1    23.8500       4.72        3.3
 MAXIMUM                     815.       23.3    74.6000       8.97        5.8
 DATE OF MAXIMUM       1997-02-05 1999-07-07 1999-08-04 1997-02-05 1997-01-01
 STANDARD DEVIATION          130.        6.4    12.7882       1.03        0.9




                              NH3    PERCENT         O2        BOD        COD
                                      DO SAT       DISS                      
                            07553      08001      08101      08201      08301
                           mg/L N    PERCENT    mg/L O2    mg/L O2    mg/L O2


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       94         24         94         94         82
 MEAN                        1.09        75.        8.7         5.        24.
 MINIMUM                     0.10         0.        0.0         2.        10.
 DATE OF MINIMUM       1997-02-05 1997-01-29 1997-02-05 1998-11-04 1999-04-07
 10TH PERCENTILE             0.39        29.        5.6         3.        15.
 MEDIAN                      0.88        81.        8.8         4.        21.
 90TH PERCENTILE             2.18        88.       11.6         7.        28.
 MAXIMUM                     3.23        95.       12.8        17.       119.
 DATE OF MAXIMUM       1997-01-01 1999-12-15 1997-01-29 1997-02-05 1997-02-05
 STANDARD DEVIATION          0.69        23.        2.3         2.        15.




                              ALK         pH   SUSP SOL         Na         Mg
                            TOTAL               105 DEG       DISS       DISS
                            10102      10301      10401      11105      12102
                             mg/L   pH UNITS       mg/L    mg/L Na    mg/L Mg


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       93         94         94         93         93
 MEAN                      104.56        7.7        37.        47.        15.
 MINIMUM                     2.00        6.7         8.        11.         5.
 DATE OF MINIMUM       1997-04-30 1999-06-01 1999-02-03 1997-02-05 1997-01-01
 10TH PERCENTILE            77.58        7.4        13.        22.         8.
 MEDIAN                    105.00        7.7        20.        48.        12.
 90TH PERCENTILE           125.00        7.8        68.        66.        23.
 MAXIMUM                   142.00       10.8       343.        81.        87.
 DATE OF MAXIMUM       1999-10-20 1997-02-05 1999-03-03 1997-01-01 1997-02-05
 STANDARD DEVIATION         20.54        0.4        54.        16.        10.




                               Al          P   SULPHATE         Cl        DDT
                            TOTAL      TOTAL                  DISS      TOTAL
                            13002      15405      16302      17204      18002
                          mg/L Al     mg/L P   mg/L SO4    mg/L Cl       ug/L


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       70         94         94         94         25
 MEAN                       0.339      0.364        90.        66.      0.000
 MINIMUM                    0.004      0.130        16.        20.      0.000
 DATE OF MINIMUM       1997-02-05 1999-03-17 1997-02-05 1997-07-23 1997-01-22
 10TH PERCENTILE            0.067      0.210        63.        31.      0.000
 MEDIAN                     0.206      0.330        86.        64.      0.000
 90TH PERCENTILE            0.655      0.552       124.       104.      0.000
 MAXIMUM                    2.990      1.210       158.       118.      0.000
 DATE OF MAXIMUM       1997-06-18 1998-07-01 1997-01-01 1997-02-05 1999-12-01
 STANDARD DEVIATION         0.486      0.172        24.        25.      0.000




                             PCBS          K         Ca         Cr         Mn
                                        DISS       DISS      TOTAL      TOTAL
                            18165      19105      20103      24002      25004
                             ug/L     mg/L K    mg/L Ca    mg/L Cr    mg/L Mn


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       25         93         94         78         90
 MEAN                       0.000        7.9     53.231      0.005       0.18
 MINIMUM                    0.000        3.0     12.600      0.000       0.00
 DATE OF MINIMUM       1997-01-22 1997-02-05 1997-02-05 1999-06-16 1997-02-05
 10TH PERCENTILE            0.000        5.1     40.560      0.002       0.08
 MEDIAN                     0.000        7.6     51.700      0.005       0.16
 90TH PERCENTILE            0.000       11.2     67.200      0.006       0.28
 MAXIMUM                    0.005       12.3    120.500      0.098       0.75
 DATE OF MAXIMUM       1997-05-06 1997-10-08 1997-01-22 1997-02-05 1998-07-01
 STANDARD DEVIATION         0.001        2.3     12.801      0.011       0.10




                               Fe         Ni         Cu         Zn         Cd
                            TOTAL      TOTAL      TOTAL      TOTAL      TOTAL
                            26004      28001      29006      30004      48001
                          mg/L Fe    mg/L Ni    mg/L Cu    mg/L Zn    mg/L Cd


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       81         78         78         78         81
 MEAN                        1.14      0.006      0.016      0.114      0.020
 MINIMUM                     0.06      0.000      0.002      0.015      0.000
 DATE OF MINIMUM       1999-12-15 1999-07-21 1997-02-19 1998-10-21 1999-05-19
 10TH PERCENTILE             0.37      0.004      0.005      0.025      0.001
 MEDIAN                      0.75      0.005      0.007      0.068      0.003
 90TH PERCENTILE             1.79      0.008      0.048      0.278      0.005
 MAXIMUM                    12.70      0.026      0.128      0.599      1.340
 DATE OF MAXIMUM       1999-03-03 1997-02-05 1998-01-21 1997-01-15 1999-08-04
 STANDARD DEVIATION          1.54      0.003      0.022      0.131      0.149




                               Ba         Pb       INST
                            TOTAL      TOTAL     DISCHG
                            80016      82001      97160
                          ug/L Hg    mg/L Pb       m3/S


 NO. OF L-FLAGGED VALUES        0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES       73         78         94
 MEAN                       0.001      0.025       39.2
 MINIMUM                    0.000      0.001        2.3
 DATE OF MINIMUM       1997-09-10 1997-02-05 1997-02-05
 10TH PERCENTILE            0.000      0.005       15.8
 MEDIAN                     0.001      0.020       26.6
 90TH PERCENTILE            0.003      0.045       72.8
 MAXIMUM                    0.012      0.132      380.0
 DATE OF MAXIMUM       1997-04-09 1997-07-30 1997-07-23
 STANDARD DEVIATION         0.002      0.020       45.0




 STATION - ODRA RIVER - WROCLAW                     STATION NO. 021005
 COUNTRY - POLAND                                   DEPTH(M)       3.9
 LOCATION - OCT. 3  LAT. 51/07/00  LONG. 017/03/00  ELEVATION(M)   0.0
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1997-01-01 TO 1999-12-31
 PERIOD OF RECORD FROM  - 1997-01-02 TO 1999-12-22

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP   CHLORO A     NO3NO2     ORG. N
                             COND                                        DISS
                            02041      02061      06711      07105      07403
                            us/cm      deg C       mg/L     mg/L N     mg/L N


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      110        110        110        110        110
 MEAN                        896.       10.4    52.3800       3.27        1.9
 MINIMUM                     360.        0.0     1.2000       1.29        1.0
 DATE OF MINIMUM       1997-07-25 1997-01-02 1997-01-29 1997-07-30 1998-03-11
 10TH PERCENTILE             620.        0.5     4.8000       2.10        1.2
 MEDIAN                      874.        9.1    35.1000       3.34        1.8
 90TH PERCENTILE            1200.       20.5   129.9000       4.30        2.8
 MAXIMUM                    2029.       24.5   208.5000       5.88        3.8
 DATE OF MAXIMUM       1998-09-16 1998-06-10 1997-04-28 1999-01-06 1997-07-09
 STANDARD DEVIATION          240.        7.6    50.3822       0.87        0.6




                              NH3         O2        BOD        COD        ALK
                                        DISS                            TOTAL
                            07553      08101      08201      08301      10102
                           mg/L N    mg/L O2    mg/L O2    mg/L O2       mg/L


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      110        110        110        110        110
 MEAN                        0.73       10.6         6.        24.     129.93
 MINIMUM                     0.00        3.9         2.        10.      55.00
 DATE OF MINIMUM       1999-09-01 1997-07-16 1999-10-13 1999-04-14 1997-07-09
 10TH PERCENTILE             0.08        8.2         4.        16.     110.00
 MEDIAN                      0.56       10.9         6.        24.     128.00
 90TH PERCENTILE             1.39       13.1         9.        30.     146.00
 MAXIMUM                     3.08       14.1        18.        54.     165.00
 DATE OF MAXIMUM       1997-02-03 1998-12-09 1997-07-09 1997-07-09 1997-10-07
 STANDARD DEVIATION          0.69        2.0         2.         6.      17.90




                               pH   SUSP SOL         Na         Mg          P
                                     105 DEG       DISS       DISS      TOTAL
                            10301      10401      11105      12102      15405
                         pH UNITS       mg/L    mg/L Na    mg/L Mg     mg/L P


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      110        110        110        110        110
 MEAN                         7.9        26.       110.        17.      0.311
 MINIMUM                      7.1         4.        17.         6.      0.070
 DATE OF MINIMUM       1997-01-22 1997-01-22 1997-07-25 1997-07-25 1998-05-27
 10TH PERCENTILE              7.5         8.        69.        11.      0.120
 MEDIAN                       7.8        20.       105.        16.      0.260
 90TH PERCENTILE              8.4        42.       160.        24.      0.510
 MAXIMUM                      8.9       399.       290.        32.      2.040
 DATE OF MAXIMUM       1998-07-22 1997-07-09 1998-09-16 1998-09-16 1997-07-09
 STANDARD DEVIATION           0.3        39.        40.         5.      0.219





                         SULPHATE         Cl        DDT       PCBS          K
                                        DISS      TOTAL                  DISS
                            16302      17204      18002      18165      19105
                         mg/L SO4    mg/L Cl       ug/L       ug/L     mg/L K


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      110        110         32         35        110
 MEAN                        112.       179.      0.002      0.014        8.7
 MINIMUM                      57.        31.      0.000      0.003        4.2
 DATE OF MINIMUM       1997-07-09 1997-07-16 1997-02-26 1997-04-28 1999-03-17
 10TH PERCENTILE              80.       104.      0.000      0.004        6.4
 MEDIAN                      112.       170.      0.000      0.009        8.3
 90TH PERCENTILE             140.       270.      0.000      0.030       11.5
 MAXIMUM                     175.       510.      0.043      0.060       14.7
 DATE OF MAXIMUM       1998-09-16 1998-09-16 1999-04-28 1999-06-23 1998-09-16
 STANDARD DEVIATION           22.        70.      0.008      0.014        2.1




                               Ca         Cr         Mn         Fe         Ni
                             DISS      TOTAL      TOTAL      TOTAL      TOTAL
                            20103      24002      25004      26004      28001
                          mg/L Ca    mg/L Cr    mg/L Mn    mg/L Fe    mg/L Ni


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      110        110        110        110        110
 MEAN                      63.915      0.005       0.03       0.14      0.015
 MINIMUM                   18.500      0.002       0.00       0.04      0.006
 DATE OF MINIMUM       1999-10-13 1997-12-18 1997-11-26 1998-06-24 1997-07-16
 10TH PERCENTILE           52.100      0.002       0.01       0.06      0.008
 MEDIAN                    63.700      0.004       0.01       0.11      0.013
 90TH PERCENTILE           78.500      0.009       0.09       0.28      0.022
 MAXIMUM                   89.700      0.014       0.22       0.57      0.028
 DATE OF MAXIMUM       1999-09-29 1998-02-18 1998-02-02 1998-08-19 1998-09-16
 STANDARD DEVIATION        10.814      0.003       0.04       0.10      0.005




                               Cu         Zn         Cd         Ba         Pb
                            TOTAL      TOTAL      TOTAL      TOTAL      TOTAL
                            29006      30004      48001      80016      82001
                          mg/L Cu    mg/L Zn    mg/L Cd    ug/L Hg    mg/L Pb


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      110        110        110        110        110
 MEAN                       0.005      0.054      0.003      0.000      0.018
 MINIMUM                    0.001      0.010      0.001      0.000      0.000
 DATE OF MINIMUM       1997-04-16 1999-08-04 1998-07-22 1997-02-03 1997-11-19
 10TH PERCENTILE            0.003      0.018      0.001      0.000      0.010
 MEDIAN                     0.005      0.042      0.003      0.000      0.019
 90TH PERCENTILE            0.009      0.105      0.005      0.000      0.026
 MAXIMUM                    0.012      0.327      0.008      0.001      0.040
 DATE OF MAXIMUM       1997-10-29 1997-11-03 1997-01-29 1998-05-13 1997-11-26
 STANDARD DEVIATION         0.002      0.043      0.002      0.000      0.007




                             INST
                           DISCHG
                            97160
                             m3/S


 NO. OF L-FLAGGED VALUES        0
 NO. OF G-FLAGGED VALUES        0
 NO. OF UNFLAGGED VALUES      110
 MEAN                       168.8
 MINIMUM                     46.9
 DATE OF MINIMUM       1997-01-08
 10TH PERCENTILE             85.2
 MEDIAN                     124.5
 90TH PERCENTILE            214.0
 MAXIMUM                   1530.0
 DATE OF MAXIMUM       1997-07-16
 STANDARD DEVIATION         195.5




 STATION - ODRA RIVER - KRAJNIK                     STATION NO. 021006
 COUNTRY - POLAND                                   DEPTH(M)       2.8
 LOCATION - OCT. 3  LAT. 52/46/00  LONG. 014/19/00  ELEVATION(M)   0.0
 REGIONAL CENTRE - EURA                             WATER TYPE   RIVER      

 PERIOD REQUESTED FROM  - 1997-01-01 TO 1999-12-31
 PERIOD OF RECORD FROM  - 1997-01-08 TO 1999-12-29

 STATISTICS INCLUDE ALL FLAGGED DATA AS REPORTED


                             ELEC       TEMP   CHLORO A     NO3NO2     ORG. N
                             COND                                        DISS
                            02041      02061      06711      07105      07403
                            us/cm      deg C       mg/L     mg/L N     mg/L N


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      107        107        103        107        107
 MEAN                        639.       10.8    57.9476       8.63        1.5
 MINIMUM                     352.        0.2     2.6000       0.18        0.9
 DATE OF MINIMUM       1997-07-23 1997-01-08 1997-01-15 1999-08-04 1997-12-22
 10TH PERCENTILE             559.        1.1     7.0300       0.63        1.0
 MEDIAN                      640.        9.1    38.8000       2.02        1.4
 90TH PERCENTILE             710.       21.0   137.0300       4.31        2.1
 MAXIMUM                     936.       25.0   194.0000     687.00        2.9
 DATE OF MAXIMUM       1997-01-08 1997-08-11 1997-07-02 1998-08-05 1998-05-27
 STANDARD DEVIATION           84.        7.7    51.9150      66.21        0.4




                              NH3    PERCENT         O2        BOD        COD
                                      DO SAT       DISS                      
                            07553      08001      08101      08201      08301
                           mg/L N    PERCENT    mg/L O2    mg/L O2    mg/L O2


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      107         95        107        107        107
 MEAN                        0.20        98.       10.5         5.        39.
 MINIMUM                     0.00        48.        3.3         2.         4.
 DATE OF MINIMUM       1997-03-26 1997-07-23 1997-01-22 1999-01-06 1997-09-03
 10TH PERCENTILE             0.01        80.        6.9         3.        26.
 MEDIAN                      0.05        98.       10.9         5.        38.
 90TH PERCENTILE             0.37       117.       12.9         8.        50.
 MAXIMUM                     1.96       138.       16.1        13.        60.
 DATE OF MAXIMUM       1997-01-22 1998-04-29 1999-02-03 1997-01-22 1998-06-24
 STANDARD DEVIATION          0.39        17.        2.4         2.        10.




                              ALK         pH   SUSP SOL         Na         Mg
                            TOTAL               105 DEG       DISS       DISS
                            10102      10301      10401      11105      12102
                             mg/L   pH UNITS       mg/L    mg/L Na    mg/L Mg


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      107        107        107        107        107
 MEAN                      141.32        8.2        20.        45.        12.
 MINIMUM                    85.00        7.3         4.        21.         7.
 DATE OF MINIMUM       1997-07-23 1997-07-28 1997-01-29 1997-08-04 1997-07-28
 10TH PERCENTILE           129.00        7.8         7.        30.        10.
 MEDIAN                    140.00        8.2        15.        44.        11.
 90TH PERCENTILE           155.40        8.7        40.        58.        13.
 MAXIMUM                   190.00        9.5        61.        77.        20.
 DATE OF MAXIMUM       1997-01-15 1998-07-22 1998-08-05 1997-02-12 1999-06-09
 STANDARD DEVIATION         15.07        0.4        13.        11.         2.




                               Al          P   SULPHATE         Cl        DDT
                            TOTAL      TOTAL                  DISS      TOTAL
                            13002      15405      16302      17204      18002
                          mg/L Al     mg/L P   mg/L SO4    mg/L Cl       ug/L


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      106        107        107        107         35
 MEAN                       0.006      0.302        85.        79.      0.006
 MINIMUM                    0.000      0.090        53.        30.      0.000
 DATE OF MINIMUM       1997-07-09 1999-03-29 1997-07-16 1997-07-23 1997-11-05
 10TH PERCENTILE            0.002      0.180        69.        59.      0.001
 MEDIAN                     0.005      0.280        85.        76.      0.006
 90TH PERCENTILE            0.010      0.460        98.       106.      0.009
 MAXIMUM                    0.023      0.990       116.       142.      0.027
 DATE OF MAXIMUM       1998-07-22 1997-01-22 1997-01-08 1999-11-17 1997-09-10
 STANDARD DEVIATION         0.004      0.121        11.        19.      0.005




                             PCBS          K         Ca         Cr         Mn
                                        DISS       DISS      TOTAL      TOTAL
                            18165      19105      20103      24002      25004
                             ug/L     mg/L K    mg/L Ca    mg/L Cr    mg/L Mn


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES       34        107        107        106        105
 MEAN                       0.000        6.6     78.659      0.000       0.03
 MINIMUM                    0.000        5.2     45.000      0.000       0.00
 DATE OF MINIMUM       1997-01-08 1997-03-26 1997-07-23 1997-01-08 1997-03-19
 10TH PERCENTILE            0.000        5.7     67.700      0.000       0.00
 MEDIAN                     0.000        6.6     79.000      0.000       0.01
 90TH PERCENTILE            0.000        7.6     89.000      0.000       0.05
 MAXIMUM                    0.000        8.5    111.000      0.001       0.34
 DATE OF MAXIMUM       1999-12-01 1997-09-10 1997-01-08 1998-09-16 1997-01-15
 STANDARD DEVIATION         0.000        0.7      9.796      0.000       0.07




                               Fe         Ni         Cu         Zn         Cd
                            TOTAL      TOTAL      TOTAL      TOTAL      TOTAL
                            26004      28001      29006      30004      48001
                          mg/L Fe    mg/L Ni    mg/L Cu    mg/L Zn    mg/L Cd


 NO. OF L-FLAGGED VALUES        0          0          0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0          0          0
 NO. OF UNFLAGGED VALUES      105        106        107        107        106
 MEAN                        0.02      0.002      0.003      0.009      0.000
 MINIMUM                     0.00      0.000      0.001      0.000      0.000
 DATE OF MINIMUM       1997-07-09 1997-10-29 1997-02-19 1999-06-23 1997-02-05
 10TH PERCENTILE             0.00      0.002      0.001      0.003      0.000
 MEDIAN                      0.01      0.002      0.002      0.008      0.000
 90TH PERCENTILE             0.03      0.004      0.004      0.014      0.000
 MAXIMUM                     0.71      0.008      0.008      0.026      0.000
 DATE OF MAXIMUM       1997-07-23 1997-07-28 1997-09-17 1997-01-22 1997-01-29
 STANDARD DEVIATION          0.08      0.001      0.001      0.005      0.000




                               Ba         Pb       INST
                            TOTAL      TOTAL     DISCHG
                            80016      82001      97160
                          ug/L Hg    mg/L Pb       m3/S


 NO. OF L-FLAGGED VALUES        0          0          0
 NO. OF G-FLAGGED VALUES        0          0          0
 NO. OF UNFLAGGED VALUES      107        107        107
 MEAN                       0.000      0.000      678.4
 MINIMUM                    0.000      0.000      217.0
 DATE OF MINIMUM       1997-01-08 1997-01-22 1999-09-22
 10TH PERCENTILE            0.000      0.000      327.8
 MEDIAN                     0.000      0.000      580.0
 90TH PERCENTILE            0.000      0.001      914.0
 MAXIMUM                    0.000      0.013     3146.0
 DATE OF MAXIMUM       1999-12-29 1999-03-29 1997-08-04
 STANDARD DEVIATION         0.000      0.001      465.0






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Last updated: 2002-06-26