Year	Number
1996	58.6956520080566
1998	52.1739120483398
2000	56.5217399597168
2002	69.7297286987305
2003	69.1891860961914
2004	70.1492538452148
2005	65.6862716674805
2006	67.6470565795898
2007	68.9320373535156
2008	71.3592224121094
2009	68.4210510253906
2010	65.0717697143555
2011	61.6113739013672
2012	66.8246459960938
2013	67.2985763549805
2014	72.5961532592773
2015	69.523811340332
2016	70.9523773193359
2017	67.6190490722656
2018	61.4285697937012
2019	62.8571434020996
2020	65.2380981445313
2021	62.8571434020996
2022	65.5660400390625