Year Number 1996 50 1998 50 2000 51.8518524169922 2002 56.6137580871582 2003 69.8492431640625 2004 51.4563102722168 2005 56.3106803894043 2006 50.2415466308594 2007 55.0724639892578 2008 62.5 2009 62.5592422485352 2010 42.1800956726074 2011 42.1800956726074 2012 47.8672981262207 2013 46.445499420166 2014 52.8571434020996 2015 51.9047622680664 2016 51.4285697937012 2017 43.3333320617676 2018 57.5471687316895 2019 58.4905662536621 2020 16.9811325073242 2021 19.8113212585449 2022 18.3962268829346