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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 | * | * | * | 0.50 | 0.157 | 5 | 0.05 | * | |||||||||||||
2004 | 0.025 | 0.025 | 0.131 | 0.31 | 0.67 | 0.173 | 30 | 0.05 | 0.04 | |||||||||||||
2003 | 0.025 | 0.11 | 0.173 | 0.52 | 0.81 | 0.209 | 31 | 0.05 | 0.06 | |||||||||||||
2002 | 0.025 | 0.06 | 0.201 | 0.47 | 1.2 | 0.279 | 30 | 0.05 | 0.06 | |||||||||||||
2001 | 0.025 | 0.06 | 0.204 | 0.54 | 1.4 | 0.289 | 31 | 0.05 | 0.06 | |||||||||||||
2000 | 0.025 | 0.06 | 0.249 | 0.75 | 1.5 | 0.415 | 30 | 0.05 | 0.08 | |||||||||||||
1999 | 0.025 | 0.09 | 0.243 | 0.78 | 1.2 | 0.330 | 30 | 0.05 | 0.08 | |||||||||||||
1998 | 0.025 | 0.10 | 0.378 | 1.0 | 2.5 | 0.636 | 31 | 0.05 | 0.1 | |||||||||||||
1997 | 0.025 | 0.07 | 0.182 | 0.54 | 0.82 | 0.226 | 30 | 0.05 | 0.06 | |||||||||||||
1996 | 0.025 | 0.08 | 0.170 | 0.42 | 0.72 | 0.202 | 24 | 0.05 | 0.05 | |||||||||||||
1995 | 0.025 | 0.11 | * | 0.72 | 1.1 | 0.307 | 20 | 0.05 | * | |||||||||||||
1994 | 0.06 | 0.49 | * | 1.37 | 1.4 | 0.452 | 14 | 0.05 | * | |||||||||||||
1993 | 0.025 | 0.15 | 0.543 | 1.56 | 2.9 | 0.756 | 23 | 0.05 | 0.2 | |||||||||||||
1992 | 0.025 | 0.15 | 0.350 | 0.66 | 2.7 | 0.613 | 24 | 0.05 | 0.1 | |||||||||||||
1991 | 0.025 | 0.18 | 0.426 | 1.2 | 2.1 | 0.560 | 24 | 0.05 | 0.1 | |||||||||||||
1990 | 0.08 | * | * | * | 4.8 | 1.52 | 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. |