Year CurveCutter
2008 -2.11 -2.24
2009 -2.03 -2.03
2010 -2.26 -2.23
2011 -2.60 -2.59
2012 -2.62 -2.56
2013 -2.71 -2.66
2014 -2.51 -2.40
2015 -2.63 -2.56
2016 -2.72 -2.69