Year FourseamSinkerCurveChange
2007 52.25 0.00 37.19 10.17
2008 50.25 0.84 32.49 16.41
2009 57.15 0.00 20.20 22.65
2010 50.89 9.25 22.29 17.46
2011 30.73 28.98 20.70 19.59
2012 33.82 26.63 19.12 20.26
2013 49.39 4.33 21.38 24.90
2014 24.25 30.81 15.64 29.31
2015 20.80 24.59 11.82 42.79
2016 24.51 22.44 11.11 41.94
2017 50.41 0.00 11.07 38.52