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Read About Estimated Risk |
Year | Months Present |
Minimum | Median | Mean | 90th Percentile |
Maximum | Standard Deviation |
Number of Observations |
Detection Limit |
Estimated Risk |
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2005 | 0.07 | * | * | * | 0.36 | 0.141 | 5 | 0.05 | * | |||||||||||||
2004 | 0.025 | 0.025 | 0.080 | 0.20 | 0.53 | 0.110 | 30 | 0.05 | 0.03 | |||||||||||||
2003 | 0.025 | 0.06 | 0.099 | 0.21 | 0.56 | 0.121 | 31 | 0.05 | 0.03 | |||||||||||||
2002 | 0.025 | 0.05 | 0.105 | 0.28 | 0.53 | 0.125 | 30 | 0.05 | 0.03 | |||||||||||||
2001 | 0.025 | 0.07 | 0.159 | 0.45 | 0.93 | 0.242 | 31 | 0.05 | 0.05 | |||||||||||||
2000 | 0.025 | 0.05 | 0.186 | 0.69 | 0.78 | 0.247 | 30 | 0.05 | 0.06 | |||||||||||||
1999 | 0.025 | 0.09 | 0.218 | 0.66 | 1.1 | 0.272 | 30 | 0.05 | 0.07 | |||||||||||||
1998 | 0.025 | 0.14 | 0.247 | 0.54 | 1.4 | 0.306 | 31 | 0.05 | 0.08 | |||||||||||||
1997 | 0.025 | 0.09 | 0.149 | 0.28 | 0.91 | 0.197 | 30 | 0.05 | 0.05 | |||||||||||||
1996 | 0.025 | 0.09 | 0.183 | 0.41 | 1.4 | 0.287 | 24 | 0.05 | 0.06 | |||||||||||||
1995 | 0.025 | 0.20 | 0.270 | 0.51 | 1.0 | 0.231 | 24 | 0.05 | 0.09 | |||||||||||||
1994 | 0.12 | 0.46 | * | 1.38 | 1.6 | 0.479 | 14 | 0.05 | * | |||||||||||||
1993 | 0.025 | 0.23 | 0.540 | 1.45 | 2.0 | 0.589 | 24 | 0.05 | 0.2 | |||||||||||||
1992 | 0.025 | 0.18 | 0.321 | 0.97 | 1.4 | 0.417 | 24 | 0.05 | 0.1 | |||||||||||||
1991 | 0.025 | 0.24 | 0.531 | 1.2 | 3.3 | 0.812 | 24 | 0.05 | 0.2 | |||||||||||||
1990 | 0.14 | * | * | * | 2.0 | 0.595 | 8 | 0.05 | * | |||||||||||||
1989 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
Notes: | Values below the Limit of Detection (LoD) assumed to be ½ LoD. Means and risks shown only for years with data in all 12 months. "*" means there was insufficient or no data available to determine the value. |