Year 1 2 3 4 5 6 7 8 9 10 11 12 Total 2022 21508.1 70.8 115.8 139.2 83.3 68.6 34.0 0.5 6.1 35.3 2021 305.0 63.0 109.5 28.5 35.3 24.6 0.0 8.4 195.1 229.8 377.4 151.9 1528 2020 447.5 90.6 41.1 62.2 55.4 63.0 9.4 59.7 69.6 131.8 256.5 282.4 1569 2019 272.0 68.0 14.2 92.2 0.0 24.6 38.6 94.5 116.3 97.3 165.6 2018 0.2 50.5 0.2 9.3 1.3 30.5 7.1 2.3 151.4 81.8 191.5 319.8 846 2017 131.8 165.3 204.5 4.8 23.9 39.9 1.5 1.5 36.8 139.9 462.0 2016 271.2 206.7 260.3 21.1 41.1 63.0 24.4 26.2 69.8 386.3 486.9 121.4 1978 2015 78.5 263.9 195.8 42.9 4.3 24.9 13.7 48.3 72.9 107.7 176.8 406.1 1436 2014 113.5 180.8 178.3 63.2 32.5 24.9 32.8 21.1 55.1 279.9 188.9 0.0 1171 2013 73.4 0.0 63.5 0.0 19.3 40.6 0.0 29.7 154.9 24.6 125.7 38.3 570 2012 328.6 157.5 165.9 121.1 0.5 1.3 3.8 2.0 3.3 8.6 4.0 15.2 812 2011 148.1 198.1 276.3 37.8 43.7 17.5 54.3 7.4 89.1 88.6 217.1 127.5 1306 2010 359.6 146.6 131.8 114.3 79.3 28.9 1.5 35.1 116.8 144.8 211.8 318.8 1689 2009 73.4 40.9 121.2 28.7 65.8 24.4 17.5 7.1 57.9 151.6 486.4 133.3 1208 2008 107.4 67.5 135.1 20.6 19.0 33.8 20.3 34.5 24.9 121.1 178.0 96.0 858 2007 0.2 113.8 190.0 91.2 27.2 67.3 26.7 16.8 91.2 125.7 227.8 213.3 1191 Average 1514 118 138 55 33 37 17 21 81 136 246 171 1243 Std Dev 5334 73 81 44 27 20 15 18 54 96 145 123 400