Year	Number
1996	59.2391319274902
1998	64.6739120483398
2000	61.9565200805664
2002	56.7567558288574
2003	56.2162170410156
2004	55.2238807678223
2005	60.294116973877
2006	58.3333320617676
2007	61.6504859924316
2008	59.2233009338379
2009	62.2009582519531
2010	61.2440185546875
2011	63.0331764221191
2012	66.3507080078125
2013	66.8246459960938
2014	66.3461532592773
2015	62.8571434020996
2016	61.4285697937012
2017	56.1904754638672
2018	55.238094329834
2019	52.3809509277344
2020	50.476188659668
2021	48.0952377319336
2022	43.3962249755859