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 68.58 31.42 0.00
2017 68.42 31.58 0.00
2018 64.01 35.92 0.08
2019 63.98 36.02 0.00