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Year | Months Present |
Minimum | Median | Mean | 90th Percentile |
Maximum | Standard Deviation |
Number of Observations |
Detection Limit |
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2005 |
|
* | * | * | * | * | * | 0 | * | ||||||||||||
2004 |
|
* | * | * | * | * | * | 0 | * | ||||||||||||
2003 |
|
* | * | * | * | * | * | 0 | * | ||||||||||||
2002 |
|
* | * | * | * | * | * | 0 | * | ||||||||||||
2001 |
|
* | * | * | * | * | * | 0 | * | ||||||||||||
2000 |
|
0.20 | * | * | * | 0.78 | 0.236 | 5 | 0.05 | ||||||||||||
1999 |
|
0.025 | 0.24 | 0.513 | 1.28 | 1.7 | 0.527 | 29 | 0.05 | ||||||||||||
1998 |
|
0.025 | 0.25 | 0.555 | 1.32 | 3.2 | 0.754 | 30 | 0.05 | ||||||||||||
1997 |
|
0.025 | 0.21 | 0.457 | 1.2 | 1.6 | 0.475 | 31 | 0.05 | ||||||||||||
1996 |
|
0.025 | 0.19 | 0.424 | 1.32 | 2.5 | 0.628 | 24 | 0.05 | ||||||||||||
1995 |
|
0.05 | 0.29 | 0.483 | 1.2 | 1.4 | 0.458 | 24 | 0.05 | ||||||||||||
1994 |
|
0.21 | 1.05 | * | 2.22 | 3.2 | 0.877 | 14 | 0.05 | ||||||||||||
1993 |
|
0.05 | 0.40 | 0.831 | 2.12 | 3.2 | 0.905 | 24 | 0.05 | ||||||||||||
1992 |
|
0.08 | 0.36 | 0.813 | 2.27 | 3.5 | 0.967 | 24 | 0.05 | ||||||||||||
1991 |
|
0.11 | 0.48 | 0.747 | 2.01 | 2.7 | 0.774 | 24 | 0.05 | ||||||||||||
1990 |
|
0.31 | * | * | * | 4.7 | 1.46 | 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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