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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 | * | * | |||||||||||||
2004 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
2003 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
2002 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
2001 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
2000 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
1999 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
1998 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
1997 | 0.025 | * | * | * | 0.88 | 0.261 | 10 | 0.05 | * | |||||||||||||
1996 | 0.025 | 0.025 | 0.109 | 0.19 | 1.0 | 0.217 | 24 | 0.05 | 0.3 | |||||||||||||
1995 | 0.025 | 0.05 | 0.111 | 0.27 | 0.44 | 0.115 | 24 | 0.05 | 0.4 | |||||||||||||
1994 | 0.025 | 0.19 | * | 0.64 | 1.4 | 0.373 | 14 | 0.05 | * | |||||||||||||
1993 | 0.025 | 0.11 | 0.298 | 0.84 | 1.6 | 0.423 | 24 | 0.05 | 0.9 | |||||||||||||
1992 | 0.025 | 0.08 | 0.236 | 0.80 | 1.0 | 0.326 | 24 | 0.05 | 0.7 | |||||||||||||
1991 | 0.025 | 0.025 | 0.162 | 0.53 | 1.5 | 0.334 | 24 | 0.05 | 0.5 | |||||||||||||
1990 | 0.025 | 0.07 | 0.222 | 0.31 | 1.5 | 0.349 | 23 | 0.05 | 0.7 | |||||||||||||
1989 | 0.025 | 0.025 | * | 0.66 | 1.5 | 0.389 | 19 | 0.05 | * | |||||||||||||
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. |