Year Number 2004 75.728157043457 2005 59.7087364196777 2006 61.3526573181152 2007 61.835750579834 2008 61.538459777832 2009 39.8104248046875 2010 55.9241714477539 2011 72.9857788085938 2012 69.1943130493164 2013 72.511848449707 2014 91.9047622680664 2015 93.3333358764648 2016 82.8571395874023 2017 82.8571395874023 2018 81.6037750244141 2019 86.7924499511719 2020 83.0188674926758 2021 59.9056587219238 2022 65.0943374633789