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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 | * | * | * | 0.85 | 0.237 | 10 | 0.05 | * | |||||||||||||
1996 | 0.025 | 0.06 | 0.131 | 0.21 | 1.0 | 0.219 | 24 | 0.05 | 0.04 | |||||||||||||
1995 | 0.025 | 0.11 | 0.149 | 0.31 | 0.50 | 0.125 | 24 | 0.05 | 0.05 | |||||||||||||
1994 | 0.025 | 0.31 | * | 0.70 | 1.2 | 0.318 | 14 | 0.05 | * | |||||||||||||
1993 | 0.025 | 0.17 | 0.340 | 0.95 | 1.4 | 0.401 | 24 | 0.05 | 0.1 | |||||||||||||
1992 | 0.025 | 0.14 | 0.270 | 0.75 | 1.1 | 0.308 | 24 | 0.05 | 0.09 | |||||||||||||
1991 | 0.025 | 0.08 | 0.235 | 0.55 | 1.4 | 0.336 | 24 | 0.05 | 0.07 | |||||||||||||
1990 | 0.025 | 0.12 | 0.308 | 0.47 | 1.5 | 0.378 | 23 | 0.05 | 0.1 | |||||||||||||
1989 | 0.025 | 0.15 | * | 0.99 | 2.0 | 0.509 | 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. |