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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 | * | * | ||||||||||||
2023 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
2022 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
2021 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
2020 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
2019 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
2018 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
2017 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
2016 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
2015 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
2014 |
|
* | * | * | * | * | * | 0 | * | * | ||||||||||||
2013 |
|
0.13 | 0.22 | * | 0.55 | 0.82 | 0.19 | 22 | 0.05 | * | ||||||||||||
2012 |
|
0.12 | 0.32 | 0.402 | 0.68 | 1.0 | 0.211 | 29 | 0.05 | 105 | ||||||||||||
2011 |
|
0.12 | 0.34 | 0.444 | 0.91 | 1.2 | 0.306 | 30 | 0.05 | 115 | ||||||||||||
2010 |
|
0.15 | 0.24 | 0.381 | 0.66 | 1.3 | 0.269 | 26 | 0.05 | 99 | ||||||||||||
2009 |
|
0.11 | 0.29 | 0.418 | 0.79 | 1.0 | 0.273 | 29 | 0.05 | 109 | ||||||||||||
2008 |
|
0.15 | 0.31 | 0.445 | 0.85 | 1.5 | 0.318 | 30 | 0.05 | 116 | ||||||||||||
2007 |
|
0.12 | 0.31 | 0.414 | 0.8 | 1.3 | 0.311 | 29 | 0.05 | 108 | ||||||||||||
2006 |
|
0.15 | 0.33 | 0.484 | 0.83 | 1.8 | 0.365 | 30 | 0.05 | 126 | ||||||||||||
2005 |
|
0.16 | 0.5 | * | 1.1 | 1.6 | 0.412 | 26 | 0.05 | * | ||||||||||||
2004 |
|
0.19 | 0.53 | 0.554 | 0.91 | 1.5 | 0.307 | 31 | 0.05 | 144 | ||||||||||||
2003 |
|
0.29 | 0.55 | 0.705 | 1.24 | 1.5 | 0.365 | 27 | 0.05 | 183 | ||||||||||||
2002 |
|
0.21 | 0.57 | 0.705 | 1.25 | 2.1 | 0.45 | 26 | 0.05 | 184 | ||||||||||||
2001 |
|
0.27 | 0.54 | * | 1.7 | 3.1 | 0.66 | 26 | 0.05 | * | ||||||||||||
2000 |
|
0.3 | 0.7 | 1.00 | 1.9 | 2.7 | 0.65 | 28 | 0.2 | 259 | ||||||||||||
1999 |
|
0.2 | 0.7 | 1.11 | 1.8 | 3.9 | 0.82 | 24 | 0.2 | 290 | ||||||||||||
1998 |
|
0.5 | 0.9 | 1.16 | 2.1 | 2.9 | 0.68 | 30 | 0.2 | 303 | ||||||||||||
1997 |
|
0.1 | 0.9 | 1.24 | 2.3 | 3.5 | 0.82 | 31 | 0.2 | 322 | ||||||||||||
1996 |
|
0.25 | 1.0 | * | 2.4 | 4.1 | 1.01 | 22 | 0.5 | * | ||||||||||||
1995 |
|
0.25 | 1.3 | 1.69 | 3.7 | 4.6 | 1.10 | 31 | 0.5 | 441 | ||||||||||||
1994 |
|
0.25 | 1.8 | 2.04 | 3.6 | 6.0 | 1.19 | 29 | 0.5 | 530 | ||||||||||||
1993 |
|
0.25 | 1.4 | 1.99 | 4.0 | 5.0 | 1.16 | 32 | 0.5 | 519 | ||||||||||||
1992 |
|
0.8 | 2.0 | 2.60 | 4.9 | 6.5 | 1.50 | 30 | 0.5 | 677 | ||||||||||||
1991 |
|
0.8 | 2.3 | 2.45 | 4.6 | 6.7 | 1.47 | 29 | 0.5 | 638 | ||||||||||||
1990 |
|
1.4 | 2.8 | 3.53 | 6.5 | 9.2 | 2.05 | 31 | 0.5 | 920 | ||||||||||||
1989 |
|
2.0 | 2.6 | * | 8.6 | 9.6 | 2.67 | 21 | 0.5 | * | ||||||||||||
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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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