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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 |
|
0.25 | * | * | * | 0.75 | 0.196 | 5 | 0.05 | * | ||||||||||||
2004 |
|
0.025 | 0.025 | 0.270 | 0.87 | 2.0 | 0.442 | 30 | 0.05 | 0.09 | ||||||||||||
2003 |
|
0.025 | 0.06 | 0.430 | 1.2 | 2.6 | 0.665 | 31 | 0.05 | 0.1 | ||||||||||||
2002 |
|
0.025 | 0.025 | 0.515 | 1.31 | 2.8 | 0.766 | 30 | 0.05 | 0.2 | ||||||||||||
2001 |
|
0.025 | 0.21 | 0.625 | 1.5 | 4.9 | 1.18 | 31 | 0.05 | 0.2 | ||||||||||||
2000 |
|
0.025 | 0.09 | 0.585 | 1.56 | 4.3 | 1.12 | 30 | 0.05 | 0.2 | ||||||||||||
1999 |
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0.025 | 0.11 | 0.619 | 2.5 | 4.1 | 1.12 | 30 | 0.05 | 0.2 | ||||||||||||
1998 |
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0.025 | 0.16 | 0.698 | 2.7 | 4.0 | 1.09 | 31 | 0.05 | 0.2 | ||||||||||||
1997 |
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0.025 | 0.11 | 0.697 | 1.78 | 6.2 | 1.27 | 30 | 0.05 | 0.2 | ||||||||||||
1996 |
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0.025 | 0.10 | 0.509 | 2.14 | 2.9 | 0.871 | 24 | 0.05 | 0.2 | ||||||||||||
1995 |
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0.025 | 0.18 | 0.618 | 1.47 | 3.1 | 0.857 | 24 | 0.05 | 0.2 | ||||||||||||
1994 |
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0.13 | 0.79 | * | 2.58 | 4.7 | 1.26 | 14 | 0.05 | * | ||||||||||||
1993 |
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0.06 | 0.17 | 1.24 | 3.77 | 4.9 | 1.64 | 24 | 0.05 | 0.4 | ||||||||||||
1992 |
|
0.025 | 0.16 | 0.809 | 2.78 | 5.6 | 1.37 | 24 | 0.05 | 0.3 | ||||||||||||
1991 |
|
0.05 | 0.40 | 1.10 | 3.53 | 4.8 | 1.50 | 24 | 0.05 | 0.4 | ||||||||||||
1990 |
|
0.025 | * | * | * | 26 | 8.83 | 8 | 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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