Year 1 2 3 4 5 6 7 8 9 10 11 12 Total 2024 1.3 0.0 2023 0.0 9.7 15.0 6.8 16.3 10.9 0.8 1.0 2021 174.7 172.7 86.9 44.2 15.5 16.2 0.5 14.2 80.0 2020 355.4 166.1 75.2 40.4 32.7 30.0 8.9 23.4 83.3 134.6 209.5 242.0 1401 2019 169.4 43.2 21.3 80.0 11.4 9.4 19.1 24.1 117.1 147.8 123.9 233.2 1000 2018 237.7 121.2 52.3 114.0 6.1 16.2 1.3 1.0 56.9 79.7 223.0 225.8 1135 2017 59.5 131.6 175.5 78.5 28.7 24.1 2.0 3.5 25.2 133.3 236.2 156.7 1055 2016 154.9 191.3 157.7 18.3 16.2 10.9 1.3 7.6 49.5 227.6 209.8 179.1 1224 2015 0.0 21.6 152.9 55.9 6.3 2.3 14.5 57.2 63.8 139.9 230.1 233.4 978 2014 166.1 175.2 215.1 94.7 43.9 8.9 5.3 20.3 42.7 193.3 87.1 0.0 1053 2013 123.2 86.6 135.6 114.8 62.5 25.9 0.0 28.9 148.6 50.0 108.0 99.1 983 2012 158.0 117.3 132.1 65.3 26.1 33.5 18.5 0.2 3.0 205.7 127.5 201.9 1089 2011 293.3 130.5 179.6 131.6 67.3 6.1 9.4 15.5 48.0 98.8 218.9 136.9 1336 2010 146.3 62.7 122.7 74.9 91.9 16.5 2.0 26.7 95.2 108.2 128.0 206.2 1081 2009 256.5 50.3 118.9 52.8 58.7 6.1 9.4 18.3 54.6 167.6 59.9 69.9 923 2008 106.9 107.7 113.5 42.7 14.0 0.0 10.2 116.3 2007 230.4 36.6 260.1 64.2 15.0 25.7 28.7 17.8 28.9 117.1 90.4 211.8 1127 2006 81.8 34.5 32.0 33.5 3.8 5.1 37.6 62.7 518.4 155.7 Average 122 69 31 16 9 17 59 125 161 154 165 108 1106 Std Dev 67 32 26 11 8 14 38 60 123 79 97 55 140