Year FourseamSinker
2008 -0.11 -0.50
2010 -0.08 -0.34
2011 0.14 -0.16
2012 -0.12 -0.50
2013 -0.28 -0.55
2014 -0.09 -0.35
2015 0.08 -0.24
2016 -0.13 -0.28
2017 0.00 -0.49
2018 -0.15 -0.65