Year FourseamSinkerChangeCurve
2007 1.000 0.313 0.333 0.000
2008 0.483 0.588 0.733 0.326
2009 0.000 0.000 2.500 0.000
2010 0.824 0.684 1.200 0.375
2011 0.261 0.189 0.000 0.539
2012 0.429 0.457 0.477 0.247
2013 0.389 0.520 0.455 0.326