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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 | 0.025 | 0.06 | 0.081 | 0.17 | 0.22 | 0.058 | 29 | 0.05 | 0.03 | |||||||||||||
2002 | 0.025 | 0.09 | 0.116 | 0.23 | 0.49 | 0.099 | 31 | 0.05 | 0.04 | |||||||||||||
2001 | 0.025 | 0.06 | 0.085 | 0.19 | 0.35 | 0.077 | 29 | 0.05 | 0.03 | |||||||||||||
2000 | 0.025 | 0.09 | 0.103 | 0.21 | 0.40 | 0.091 | 31 | 0.05 | 0.03 | |||||||||||||
1999 | 0.025 | 0.14 | 0.132 | 0.26 | 0.38 | 0.095 | 30 | 0.05 | 0.04 | |||||||||||||
1998 | 0.025 | 0.12 | * | 0.15 | 0.20 | 0.050 | 23 | 0.05 | * | |||||||||||||
1997 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
1996 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
1995 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
1994 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
1993 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
1992 | * | * | * | * | * | * | 0 | * | * | |||||||||||||
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. |