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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 | * | * | |||||||||||||
1996 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
1995 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
1994 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
1993 | 0.05 | * | * | * | 0.90 | 0.350 | 6 | 0.05 | * | |||||||||||||
1992 | 0.025 | 0.05 | 0.285 | 0.52 | 2.4 | 0.573 | 24 | 0.05 | 0.09 | |||||||||||||
1991 | 0.025 | 0.07 | 0.384 | 1.26 | 2.2 | 0.622 | 24 | 0.05 | 0.1 | |||||||||||||
1990 | 0.025 | 0.05 | 0.497 | 1.35 | 3.7 | 0.932 | 24 | 0.05 | 0.2 | |||||||||||||
1989 | 0.025 | 0.025 | * | 1.16 | 1.7 | 0.532 | 18 | 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. |