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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 | 0.025 | 0.14 | 0.224 | 0.57 | 0.93 | 0.240 | 29 | 0.05 | |||||||||||||
2002 | 0.025 | 0.20 | 0.259 | 0.47 | 1.1 | 0.216 | 31 | 0.05 | |||||||||||||
2001 | 0.025 | 0.15 | 0.218 | 0.57 | 0.79 | 0.208 | 29 | 0.05 | |||||||||||||
2000 | 0.025 | 0.19 | 0.269 | 0.54 | 0.88 | 0.224 | 31 | 0.05 | |||||||||||||
1999 | 0.05 | 0.28 | 0.314 | 0.57 | 1.1 | 0.245 | 30 | 0.05 | |||||||||||||
1998 | 0.025 | 0.23 | * | 0.39 | 0.88 | 0.184 | 23 | 0.05 | |||||||||||||
1997 | * | * | * | * | * | * | 0 | * | |||||||||||||
1996 | * | * | * | * | * | * | 0 | * | |||||||||||||
1995 | * | * | * | * | * | * | 0 | * | |||||||||||||
1994 | * | * | * | * | * | * | 0 | * | |||||||||||||
1993 | * | * | * | * | * | * | 0 | * | |||||||||||||
1992 | * | * | * | * | * | * | 0 | * | |||||||||||||
1991 | * | * | * | * | * | * | 0 | * | |||||||||||||
1990 | * | * | * | * | * | * | 0 | * | |||||||||||||
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. |