Year Sinker
2007 95.87
2008 97.11
2009 96.13
2010 97.10
2011 97.62
2012 95.59
2013 95.07
2014 94.16
2015 94.33
2016 94.20
2017 93.96
2018 92.95
2019 92.39
2020 90.82
2021 90.28