Year	Number
1996	65.9574432373047
1998	64.8936157226563
2000	62.4338607788086
2002	52.3809509277344
2003	52.7638206481934
2004	61.1650466918945
2005	62.6213607788086
2006	59.4202880859375
2007	65.2173919677734
2008	58.1730766296387
2009	60.6635055541992
2010	54.9763031005859
2011	60.6635055541992
2012	55.4502372741699
2013	57.3459701538086
2014	50.476188659668
2015	53.8095245361328
2016	52.3809509277344
2017	60.9523811340332
2018	65.5660400390625
2019	64.6226425170898
2020	66.9811325073242
2021	66.5094375610352
2022	64.6226425170898