Year	Number
1996	75.2688140869141
1998	77.0053482055664
2000	82.4468078613281
2002	76.1904754638672
2003	75.1322784423828
2004	73.8916244506836
2005	72.1951217651367
2006	64.3902435302734
2007	69.9029159545898
2008	66.5048522949219
2009	59.8086128234863
2010	56.6666679382324
2011	58.7677726745605
2012	56.8720397949219
2013	58.7677726745605
2014	52.8846168518066
2015	55.7142868041992
2016	55.238094329834
2017	56.1904754638672
2018	56.6666679382324
2019	50.9523811340332
2020	46.1904754638672
2021	50
2022	51.4150924682617