Year	Number
2004	62.1890563964844
2005	53.9215698242188
2006	56.5853652954102
2007	51.4563102722168
2008	50.970874786377
2009	45.9330139160156
2010	40.1913871765137
2011	45.0236968994141
2012	44.0758285522461
2013	45.0236968994141
2014	51.9230766296387
2015	60.9523811340332
2016	64.7619018554688
2017	72.8571395874023
2018	71.9047622680664
2019	71.9047622680664
2020	75.7142868041992
2021	74.7619018554688
2022	76.8867950439453