Year FourseamCurveChange
2010 77.97 21.82 0.21
2011 69.67 30.33 0.00
2012 67.42 32.58 0.00
2013 70.93 29.07 0.00
2014 72.59 27.41 0.00
2015 69.59 30.30 0.10
2016 78.09 21.91 0.00