Year FourseamChangeSliderCurve
2011 8.26 5.25 2.97 -5.65
2012 8.49 4.06 2.17 -6.54
2013 7.82 4.88 1.05 -7.15
2014 8.69 4.76 2.92 -6.72
2015 8.37 4.38 3.60 -5.06