Year	Number
1996	49.1803283691406
1998	55.7377052307129
2000	53.5519142150879
2002	49.7297286987305
2003	58.9189186096191
2004	59.2039794921875
2005	56.8627433776855
2006	58.0487823486328
2007	63.1067962646484
2008	64.5631103515625
2009	56.4593315124512
2010	62.6794242858887
2011	63.5071105957031
2012	63.9810409545898
2013	64.4549789428711
2014	60.5769233703613
2015	63.3333320617676
2016	65.7142868041992
2017	60.476188659668
2018	59.523811340332
2019	66.6666641235352
2020	66.1904754638672
2021	64.2857131958008
2022	64.6226425170898