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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 |
|
0.33 | * | * | * | 0.91 | 0.239 | 5 | 0.05 | ||||||||||||
2004 |
|
0.025 | 0.11 | 0.442 | 1.11 | 3.9 | 0.812 | 30 | 0.05 | ||||||||||||
2003 |
|
0.025 | 0.10 | 0.618 | 1.6 | 3.9 | 1.03 | 31 | 0.05 | ||||||||||||
2002 |
|
0.025 | 0.11 | 0.629 | 1.92 | 2.8 | 0.815 | 30 | 0.05 | ||||||||||||
2001 |
|
0.025 | 0.23 | 0.720 | 1.7 | 5.8 | 1.25 | 31 | 0.05 | ||||||||||||
2000 |
|
0.025 | 0.16 | 0.738 | 1.77 | 5.3 | 1.34 | 30 | 0.05 | ||||||||||||
1999 |
|
0.025 | 0.15 | 0.783 | 2.68 | 4.8 | 1.32 | 30 | 0.05 | ||||||||||||
1998 |
|
0.025 | 0.26 | 0.718 | 2.2 | 4.1 | 1.11 | 31 | 0.05 | ||||||||||||
1997 |
|
0.025 | 0.24 | 1.10 | 2.34 | 9.2 | 1.92 | 30 | 0.05 | ||||||||||||
1996 |
|
0.025 | 0.21 | 0.657 | 2.28 | 3.7 | 1.02 | 24 | 0.05 | ||||||||||||
1995 |
|
0.025 | 0.33 | 0.911 | 2.42 | 3.8 | 1.10 | 24 | 0.05 | ||||||||||||
1994 |
|
0.27 | 1.4 | * | 4.52 | 6.0 | 1.78 | 14 | 0.05 | ||||||||||||
1993 |
|
0.10 | 0.33 | 1.82 | 5.35 | 6.6 | 2.24 | 24 | 0.05 | ||||||||||||
1992 |
|
0.025 | 0.23 | 0.904 | 2.75 | 5.2 | 1.36 | 24 | 0.05 | ||||||||||||
1991 |
|
0.07 | 0.48 | 1.49 | 5.42 | 6.9 | 2.13 | 24 | 0.05 | ||||||||||||
1990 |
|
0.11 | * | * | * | 15 | 4.96 | 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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