Year FourseamSinkerChangeCurve
2008 90.81 90.72 83.31 78.22
2009 92.42 92.06 84.80 79.31
2010 93.04 92.31 83.66 79.44
2011 93.80 93.11 84.75 81.02
2012 94.15 93.39 85.50 80.45
2013 93.67 92.93 84.53 79.16
2014 93.12 92.45 83.76 78.40
2015 92.82 92.33 84.51 78.75
2016 92.09 91.45 84.54 78.11
2017 90.50 89.58 83.43 75.18
2018 90.80 89.97 83.51 76.33