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Read About Estimated Risk |
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Year | Months Present |
Minimum | Median | Mean | 90th Percentile |
Maximum | Standard Deviation |
Number of Observations |
Detection Limit |
Estimated Risk |
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2005 |
|
0.22 | * | * | * | 0.63 | 0.159 | 5 | 0.05 | * | ||||||||||||
2004 |
|
0.025 | 0.025 | 0.258 | 0.81 | 2.3 | 0.469 | 30 | 0.05 | 0.08 | ||||||||||||
2003 |
|
0.025 | 0.07 | 0.436 | 1.1 | 3.0 | 0.732 | 31 | 0.05 | 0.1 | ||||||||||||
2002 |
|
0.025 | 0.025 | 0.508 | 1.31 | 3.0 | 0.774 | 30 | 0.05 | 0.2 | ||||||||||||
2001 |
|
0.025 | 0.14 | 0.579 | 1.3 | 5.2 | 1.18 | 31 | 0.05 | 0.2 | ||||||||||||
2000 |
|
0.025 | 0.08 | 0.551 | 1.27 | 4.5 | 1.15 | 30 | 0.05 | 0.2 | ||||||||||||
1999 |
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0.025 | 0.09 | 0.584 | 2.23 | 4.2 | 1.12 | 30 | 0.05 | 0.2 | ||||||||||||
1998 |
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0.025 | 0.12 | 0.621 | 2.4 | 3.8 | 1.01 | 31 | 0.05 | 0.2 | ||||||||||||
1997 |
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0.025 | 0.10 | 0.722 | 1.69 | 7.1 | 1.43 | 30 | 0.05 | 0.2 | ||||||||||||
1996 |
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0.025 | 0.09 | 0.489 | 2.06 | 2.8 | 0.877 | 24 | 0.05 | 0.2 | ||||||||||||
1995 |
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0.025 | 0.15 | 0.538 | 1.07 | 3.0 | 0.825 | 24 | 0.05 | 0.2 | ||||||||||||
1994 |
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0.10 | 0.77 | * | 3.1 | 5.5 | 1.51 | 14 | 0.05 | * | ||||||||||||
1993 |
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0.025 | 0.16 | 1.29 | 4.12 | 5.1 | 1.73 | 24 | 0.05 | 0.4 | ||||||||||||
1992 |
|
0.025 | 0.14 | 0.718 | 2.41 | 5.2 | 1.26 | 24 | 0.05 | 0.2 | ||||||||||||
1991 |
|
0.06 | 0.26 | 0.999 | 3.54 | 5.1 | 1.51 | 24 | 0.05 | 0.3 | ||||||||||||
1990 |
|
0.05 | 0.15 | * | 1.77 | 22 | 5.12 | 18 | 0.05 | * | ||||||||||||
1989 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
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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. |
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