Year FourseamChangeSliderCurve
2012 -4.18 -4.22 -4.00 -4.13
2013 -3.61 -3.20 -3.70 -4.31
2014 -3.53 -3.49 -3.73 0.00
2015 -3.54 0.00 -3.70 0.00