Year FourseamChangeCurve
2011 96.37 85.60 82.04
2014 96.01 87.51 83.60
2015 98.20 90.01 85.48
2016 98.14 88.90 85.66
2017 97.98 89.28 86.02
2018 98.10 89.32 85.96