Year	Number
1996	38.2978706359863
1998	38.8297882080078
2000	33.3333320617676
2002	41.2698402404785
2003	42.2110557556152
2004	47.0873794555664
2005	51.9417457580566
2006	46.3768119812012
2007	40.5797119140625
2008	43.75
2009	45.0236968994141
2010	46.9194297790527
2011	52.6066360473633
2012	50.7108993530273
2013	47.8672981262207
2014	41.4285697937012
2015	44.2857131958008
2016	40.9523811340332
2017	50
2018	45.2830200195313
2019	52.8301887512207
2020	52.8301887512207
2021	50
2022	43.8679237365723