Year	Number
1996	47.8723411560059
1998	52.1276588439941
2000	57.6719589233398
2002	47.0899467468262
2003	58.2914581298828
2004	61.6504859924316
2005	50.4854354858398
2006	59.4202880859375
2007	56.5217399597168
2008	55.288459777832
2009	54.028434753418
2010	57.8199043273926
2011	54.502368927002
2012	59.7156410217285
2013	59.7156410217285
2014	44.2857131958008
2015	60.9523811340332
2016	63.3333320617676
2017	60
2018	62.2641525268555
2019	60.3773574829102
2020	60.8490562438965
2021	59.9056587219238
2022	62.2641525268555