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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 | 0.025 | 0.09 | 0.185 | 0.53 | 0.81 | 0.221 | 31 | 0.05 | 0.06 | |||||||||||||
2003 | 0.025 | 0.07 | * | 0.28 | 1.2 | 0.232 | 27 | 0.05 | * | |||||||||||||
2002 | 0.025 | 0.09 | 0.205 | 0.52 | 0.79 | 0.231 | 31 | 0.05 | 0.07 | |||||||||||||
2001 | 0.025 | 0.10 | 0.225 | 0.63 | 1.2 | 0.301 | 30 | 0.05 | 0.07 | |||||||||||||
2000 | 0.025 | 0.15 | 0.305 | 1.0 | 1.1 | 0.341 | 31 | 0.05 | 0.1 | |||||||||||||
1999 | 0.025 | 0.26 | 0.377 | 0.94 | 1.1 | 0.340 | 30 | 0.05 | 0.1 | |||||||||||||
1998 | 0.025 | 0.18 | 0.422 | 1.11 | 2.5 | 0.544 | 30 | 0.05 | 0.1 | |||||||||||||
1997 | 0.025 | 0.16 | 0.336 | 0.73 | 1.3 | 0.328 | 31 | 0.05 | 0.1 | |||||||||||||
1996 | 0.07 | 0.21 | 0.349 | 0.67 | 1.8 | 0.395 | 24 | 0.05 | 0.1 | |||||||||||||
1995 | 0.06 | 0.21 | 0.390 | 1.14 | 1.3 | 0.407 | 24 | 0.05 | 0.1 | |||||||||||||
1994 | 0.13 | 0.64 | * | 1.21 | 2.2 | 0.561 | 14 | 0.05 | * | |||||||||||||
1993 | 0.05 | 0.31 | 0.594 | 1.4 | 1.9 | 0.552 | 24 | 0.05 | 0.2 | |||||||||||||
1992 | 0.025 | 0.28 | 0.681 | 1.78 | 2.8 | 0.753 | 24 | 0.05 | 0.2 | |||||||||||||
1991 | 0.025 | 0.35 | 0.658 | 1.27 | 3.2 | 0.842 | 24 | 0.05 | 0.2 | |||||||||||||
1990 | 0.17 | * | * | * | 1.7 | 0.592 | 8 | 0.05 | * | |||||||||||||
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. |