Year SinkerSliderChange
2007 37.58 60.00 2.42
2008 45.67 48.08 6.25
2010 39.59 57.36 3.05
2011 41.92 42.32 15.77
2012 10.15 83.58 5.97
2013 17.47 71.66 10.87
2014 48.92 43.38 7.69