|
|||||||||||||||||||||||||||||||
Year | Months Present |
Minimum | Median | Mean | 90th Percentile |
Maximum | Standard Deviation |
Number of Observations |
Detection Limit |
||||||||||||
2005 | 0.025 | * | * | * | 0.35 | 0.129 | 5 | 0.05 | |||||||||||||
2004 | 0.025 | 0.07 | 0.126 | 0.21 | 0.78 | 0.156 | 31 | 0.05 | |||||||||||||
2003 | 0.025 | 0.07 | 0.118 | 0.28 | 0.46 | 0.122 | 31 | 0.05 | |||||||||||||
2002 | 0.025 | 0.08 | 0.165 | 0.39 | 0.52 | 0.164 | 31 | 0.05 | |||||||||||||
2001 | 0.025 | 0.07 | 0.118 | 0.36 | 0.63 | 0.149 | 31 | 0.05 | |||||||||||||
2000 | 0.025 | 0.09 | 0.185 | 0.51 | 0.74 | 0.208 | 31 | 0.05 | |||||||||||||
1999 | 0.025 | 0.11 | 0.192 | 0.43 | 1.2 | 0.258 | 30 | 0.05 | |||||||||||||
1998 | 0.025 | 0.12 | 0.200 | 0.64 | 1.2 | 0.278 | 30 | 0.05 | |||||||||||||
1997 | 0.025 | 0.10 | 0.200 | 0.48 | 0.90 | 0.223 | 31 | 0.05 | |||||||||||||
1996 | 0.025 | 0.15 | 0.242 | 0.46 | 1.3 | 0.284 | 24 | 0.05 | |||||||||||||
1995 | 0.025 | 0.19 | 0.279 | 0.65 | 1.1 | 0.293 | 24 | 0.05 | |||||||||||||
1994 | 0.10 | 0.40 | * | 0.73 | 0.82 | 0.238 | 12 | 0.05 | |||||||||||||
1993 | 0.025 | 0.21 | 0.420 | 1.13 | 2.1 | 0.510 | 24 | 0.05 | |||||||||||||
1992 | 0.025 | 0.18 | 0.260 | 0.49 | 1.6 | 0.327 | 24 | 0.05 | |||||||||||||
1991 | 0.025 | 0.22 | 0.564 | 1.61 | 2.6 | 0.734 | 24 | 0.05 | |||||||||||||
1990 | 0.05 | * | * | * | 1.1 | 0.420 | 8 | 0.05 | |||||||||||||
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. |