Year FourseamChangeSliderCurve
2011 -15.29 -25.22 -27.82 -48.86
2012 -14.61 -26.35 -29.09 -50.45
2013 -15.45 -24.42 -31.12 -51.96
2014 -14.10 -24.75 -27.04 -49.11
2015 -15.08 -25.39 -26.01 -45.39