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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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2024 |
|
0.07 | 0.12 | * | 0.32 | 0.36 | 0.101 | 14 | 0.05 | * | ||||||||||||
2023 |
|
0.05 | 0.13 | 0.189 | 0.41 | 0.55 | 0.136 | 30 | 0.05 | 49 | ||||||||||||
2022 |
|
0.025 | 0.10 | 0.171 | 0.46 | 0.54 | 0.167 | 30 | 0.05 | 44 | ||||||||||||
2021 |
|
0.025 | 0.10 | * | 0.27 | 0.66 | 0.135 | 22 | 0.05 | * | ||||||||||||
2020 |
|
0.09 | * | * | * | 0.62 | 0.161 | 9 | 0.05 | * | ||||||||||||
2019 |
|
0.025 | 0.12 | 0.189 | 0.47 | 0.86 | 0.191 | 30 | 0.05 | 49 | ||||||||||||
2018 |
|
0.06 | 0.18 | 0.283 | 0.50 | 1.8 | 0.365 | 31 | 0.05 | 74 | ||||||||||||
2017 |
|
0.08 | 0.21 | 0.320 | 0.54 | 1.7 | 0.341 | 28 | 0.05 | 83 | ||||||||||||
2016 |
|
0.06 | 0.19 | 0.242 | 0.45 | 1.0 | 0.189 | 31 | 0.05 | 63 | ||||||||||||
2015 |
|
0.05 | 0.19 | 0.292 | 0.62 | 1.0 | 0.242 | 30 | 0.05 | 76 | ||||||||||||
2014 |
|
0.05 | 0.19 | 0.262 | 0.54 | 0.89 | 0.206 | 29 | 0.05 | 68 | ||||||||||||
2013 |
|
0.06 | 0.27 | 0.332 | 0.92 | 1.0 | 0.291 | 31 | 0.05 | 86 | ||||||||||||
2012 |
|
0.10 | 0.18 | 0.264 | 0.55 | 1.0 | 0.224 | 29 | 0.05 | 69 | ||||||||||||
2011 |
|
0.07 | 0.19 | 0.320 | 0.85 | 1.1 | 0.298 | 32 | 0.05 | 83 | ||||||||||||
2010 |
|
0.07 | 0.24 | 0.305 | 0.62 | 1.0 | 0.244 | 30 | 0.05 | 79 | ||||||||||||
2009 |
|
0.07 | 0.23 | 0.332 | 0.65 | 1.2 | 0.258 | 30 | 0.05 | 86 | ||||||||||||
2008 |
|
0.11 | 0.19 | 0.294 | 0.60 | 1.0 | 0.240 | 31 | 0.05 | 76 | ||||||||||||
2007 |
|
0.09 | 0.23 | 0.353 | 0.93 | 1.5 | 0.373 | 30 | 0.05 | 92 | ||||||||||||
2006 |
|
0.10 | 0.26 | 0.383 | 0.76 | 1.5 | 0.335 | 30 | 0.05 | 100 | ||||||||||||
2005 |
|
0.11 | 0.26 | 0.414 | 1.0 | 2.0 | 0.429 | 31 | 0.05 | 108 | ||||||||||||
2004 |
|
0.07 | 0.30 | 0.502 | 1.13 | 1.8 | 0.467 | 30 | 0.05 | 131 | ||||||||||||
2003 |
|
0.15 | 0.33 | 0.577 | 1.1 | 2.2 | 0.536 | 31 | 0.05 | 150 | ||||||||||||
2002 |
|
0.23 | * | * | * | 1.6 | 0.505 | 6 | 0.05 | * | ||||||||||||
2001 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
2000 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
1999 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
1998 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
1997 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
1996 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
1995 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
1994 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
1993 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
1992 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
1991 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
1990 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
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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