Year 1 2 3 4 5 6 7 8 9 10 11 12 Total 2021 130.5 102.9 55.1 21.3 13.7 7.6 0.0 4.6 97.5 93.0 263.1 21.3 811 2020 0.0 0.0 0.0 0.0 0.0 0.2 7.9 17.5 61.5 102.3 78.2 195.0 463 2019 118.1 36.1 10.9 35.3 30.0 3.6 19.3 14.0 0.0 0.0 0.0 0.0 267 2018 161.3 72.6 22.8 70.9 12.9 16.0 0.0 1.8 0.0 61.0 120.6 159.3 699 2017 50.0 105.1 108.2 50.5 26.7 23.1 0.2 2.8 18.8 115.3 180.4 129.5 811 2016 88.1 141.4 60.0 14.5 8.9 20.6 14.7 4.1 38.1 155.7 125.7 138.7 810 2015 128.5 98.8 93.7 22.3 1.5 4.1 18.0 23.4 47.0 107.4 194.6 178.0 917 2014 41.1 138.2 141.2 53.6 26.2 5.3 8.9 12.7 47.0 116.8 133.1 109.0 833 2013 74.1 53.8 78.5 69.1 39.4 10.4 0.0 23.4 127.3 22.1 70.1 56.9 625 2012 128.3 80.2 89.9 42.9 17.3 33.8 18.0 3.3 0.8 166.9 129.5 145.0 856 2011 82.5 77.7 77.2 82.0 47.7 6.1 12.2 9.4 27.4 54.6 112.5 55.9 645 2010 107.2 28.2 68.8 37.6 52.6 15.0 0.5 20.8 72.1 49.0 73.4 100.1 625 2009 110.7 29.7 52.1 49.0 47.3 5.1 8.6 13.5 34.8 119.4 226.3 54.6 751 2008 65.7 47.5 72.1 31.5 12.4 15.2 6.6 36.6 11.4 36.1 121.9 94.0 551 2007 213.6 82.0 118.9 32.0 10.9 20.3 25.1 23.6 20.6 63.7 72.6 147.8 831 2006 186.2 57.1 36.3 33.8 25.4 25.7 3.6 0.0 24.6 38.6 321.1 119.4 872 2005 20.3 11.7 18.3 35.8 78.5 112.8 69.1 Average 14 9 14 39 81 137 104 105 72 68 40 23 710 Std Dev 9 8 10 35 46 79 55 55 40 39 22 17 173