Year	Number
1996	61.9565200805664
1998	52.7173919677734
2000	59.2391319274902
2002	69.1891860961914
2003	62.1621627807617
2004	65.6716384887695
2005	61.2745094299316
2006	58.3333320617676
2007	58.2524261474609
2008	57.7669906616211
2009	55.0239219665527
2010	52.6315803527832
2011	55.9241714477539
2012	62.0853080749512
2013	65.8767776489258
2014	71.1538467407227
2015	74.7619018554688
2016	70.9523773193359
2017	74.2857131958008
2018	71.9047622680664
2019	73.3333358764648
2020	73.3333358764648
2021	71.9047622680664
2022	73.1132049560547