Year 1 2 3 4 5 6 7 8 9 10 11 12 Total 2022 93.4 53.1 28.4 63.2 36.8 27.2 15.8 0.5 0.0 2021 68.1 70.9 35.3 7.6 2.3 3.0 0.0 0.0 1.3 7.4 111.2 217.9 525 2020 10.7 20.1 6.3 7.9 6.1 8.1 0.8 7.1 14.0 26.4 23.9 10.9 142 2019 90.4 13.7 3.3 12.7 9.6 0.0 6.9 6.3 13.5 21.1 1.5 10.9 190 2018 18.8 16.7 1.5 26.7 13.5 19.3 0.0 2.0 32.2 51.8 122.9 130.3 436 2017 2.0 20.8 26.9 5.6 12.9 4.8 0.0 0.0 6.3 9.4 11.2 4.3 104 2016 12.4 8.4 5.6 2.0 1.5 0.8 1.3 2.0 0.0 11.7 1.0 10.6 57 2015 13.7 5.6 11.9 3.5 0.2 2.3 13.2 2.8 7.1 7.3 10.1 4.1 82 2014 51.8 107.7 145.8 54.1 21.6 2.5 3.5 15.0 7.6 3.3 6.8 4.3 424 2013 12.2 25.9 58.4 72.1 22.3 17.3 0.0 5.6 43.4 1.2 25.1 37.8 321 2012 98.3 64.7 89.2 32.3 15.5 13.7 2.0 0.0 0.0 25.1 98.8 43.4 483 2011 142.2 71.4 110.8 96.0 53.3 7.9 14.5 8.9 24.4 57.9 122.7 46.0 756 2010 94.2 24.6 97.2 32.5 7.4 5.6 0.5 10.7 15.0 10.2 36.8 122.9 458 2009 123.9 20.5 60.2 52.8 36.1 4.3 9.1 17.3 36.8 128.2 165.1 47.5 702 2008 44.9 44.4 35.5 14.7 7.3 7.4 4.1 12.9 4.0 29.2 115.6 69.1 389 2007 160.7 57.1 82.8 21.6 6.6 14.7 21.6 12.4 9.9 41.7 50.0 120.9 600 2006 139.7 38.6 24.9 28.7 19.5 15.5 2.3 2.5 19.0 29.7 250.2 92.4 663 2005 42.9 91.2 101.9 60.5 Average 15 33 74 61 69 39 48 31 16 9 6 6 395 Std Dev 15 34 70 59 53 28 43 27 14 8 7 6 227