Year FourseamChangeSliderCurve
2012 -4.18 -4.22 -4.00 -4.14
2013 -3.61 -3.20 -3.70 -4.31
2014 -3.53 -3.49 -3.73 0.00
2015 -3.49 0.00 -3.59 0.00
2017 -3.98 -4.05 -3.91 0.00