Year 1 2 3 4 5 6 7 8 9 10 11 12 Total 2023 22.3 52.1 35.3 28.2 15.2 19.8 14.0 2022 157.5 76.9 75.9 84.8 41.4 41.7 18.8 0.5 1.5 86.6 102.6 79.7 768 2021 89.4 14.6 0.5 88.6 90.7 322.8 159.3 2020 182.4 94.0 27.2 26.0 27.4 21.8 6.2 1.4 39.4 84.4 111.8 126.2 748 2019 84.8 27.6 16.2 32.2 23.4 10.4 18.2 14.6 15.4 55.4 56.2 94.4 449 2018 114.0 57.6 16.0 53.0 8.0 17.0 0.4 1.4 25.6 41.6 86.0 103.4 524 2017 29.2 71.6 15.6 24.4 21.4 18.8 0.8 1.6 14.8 73.4 114.4 85.2 471 2016 63.4 112.8 73.6 10.8 10.8 18.8 10.6 6.2 28.2 117.6 72.2 106.6 632 2015 108.6 87.0 93.0 14.0 2.0 4.6 21.4 27.0 38.0 94.6 162.8 150.4 803 2014 112.4 129.2 107.0 2013 75.7 53.8 19.6 80.3 45.7 0.5 2012 112.8 79.7 79.2 44.5 21.3 40.1 18.0 3.8 1.5 153.4 119.9 135.1 809 2011 165.3 78.7 82.8 84.6 62.0 7.4 18.3 10.9 30.7 68.3 138.4 62.5 810 2010 114.3 27.9 71.9 37.9 49.5 15.0 0.8 19.1 73.7 54.1 78.5 164.8 707 2009 116.1 24.6 49.0 43.4 41.4 5.1 9.1 16.3 37.8 125.7 215.9 56.9 741 2008 58.4 47.5 49.0 26.2 12.7 13.7 6.1 30.2 10.7 34.3 130.0 65.3 484 2007 197.9 73.4 102.4 27.9 8.4 15.0 25.7 16.5 14.0 54.9 65.8 143.0 745 2006 20.8 19.3 3.0 3.6 22.6 36.6 297.7 111.5 Average 26 17 11 10 30 80 138 109 106 61 54 41 668 Std Dev 17 11 8 10 24 35 78 35 51 28 31 24 138