Year	Number
1996	62.2950820922852
1998	59.0163917541504
2000	59.0163917541504
2002	58.9189186096191
2003	56.2162170410156
2004	57.7114410400391
2005	55.8823547363281
2006	53.1707305908203
2007	54.3689308166504
2008	59.2233009338379
2009	59.3301429748535
2010	59.3301429748535
2011	60.6635055541992
2012	61.6113739013672
2013	60.1895751953125
2014	57.6923065185547
2015	60.9523811340332
2016	57.6190490722656
2017	57.6190490722656
2018	61.4285697937012
2019	60
2020	60.9523811340332
2021	67.6190490722656
2022	59.4339637756348