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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 | 0.27 | * | * | * | 2.7 | 1.02 | 5 | 0.05 | * | |||||||||||||
2004 | 0.025 | 0.025 | 0.544 | 2.14 | 3.0 | 0.882 | 30 | 0.05 | 0.2 | |||||||||||||
2003 | 0.025 | 0.14 | 0.400 | 1.3 | 2.3 | 0.612 | 31 | 0.05 | 0.1 | |||||||||||||
2002 | 0.025 | 0.025 | 0.465 | 1.22 | 3.2 | 0.740 | 30 | 0.05 | 0.1 | |||||||||||||
2001 | 0.025 | 0.16 | 0.581 | 1.3 | 6.2 | 1.25 | 31 | 0.05 | 0.2 | |||||||||||||
2000 | 0.025 | 0.07 | 0.466 | 1.56 | 3.4 | 0.827 | 30 | 0.05 | 0.1 | |||||||||||||
1999 | 0.025 | 0.15 | 0.508 | 1.82 | 3.9 | 0.881 | 30 | 0.05 | 0.2 | |||||||||||||
1998 | 0.025 | 0.12 | 0.389 | 1.2 | 3.2 | 0.748 | 31 | 0.05 | 0.1 | |||||||||||||
1997 | 0.025 | 0.10 | 0.672 | 1.43 | 5.4 | 1.23 | 30 | 0.05 | 0.2 | |||||||||||||
1996 | 0.025 | 0.11 | 0.404 | 1.07 | 2.0 | 0.546 | 24 | 0.05 | 0.1 | |||||||||||||
1995 | 0.025 | 0.17 | 0.499 | 1.27 | 2.4 | 0.605 | 24 | 0.05 | 0.2 | |||||||||||||
1994 | 0.15 | 0.76 | * | 1.9 | 2.8 | 0.771 | 14 | 0.05 | * | |||||||||||||
1993 | 0.025 | 0.15 | 0.794 | 2.44 | 3.5 | 1.05 | 24 | 0.05 | 0.3 | |||||||||||||
1992 | 0.025 | 0.16 | * | 3.59 | 5.1 | 1.71 | 12 | 0.05 | * | |||||||||||||
1991 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
1990 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
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. |