Year Number 1996 60.6557388305664 1998 65.0273208618164 2000 65.0273208618164 2002 75.1351318359375 2003 72.4324340820313 2004 60.6965179443359 2005 67.6470565795898 2006 72.6829299926758 2007 60.6796112060547 2008 45.1456298828125 2009 34.9282302856445 2010 43.0622024536133 2011 45.0236968994141 2012 39.3364944458008 2013 37.4407577514648 2014 60.5769233703613 2015 64.7619018554688 2016 65.7142868041992 2017 79.523811340332 2018 91.4285736083984 2019 91.9047622680664 2020 87.6190490722656 2021 88.5714263916016 2022 86.3207550048828