Year	Number
2004	56.7164192199707
2005	59.3137245178223
2006	54.4117660522461
2007	35.9223289489746
2008	25.7281551361084
2009	26.3157901763916
2010	23.4449768066406
2011	27.488151550293
2012	25.1184825897217
2013	32.2274894714355
2014	41.8269233703613
2015	42.3809509277344
2016	42.8571434020996
2017	40
2018	35.7142868041992
2019	35.7142868041992
2020	38.5714302062988
2021	47.6190490722656
2022	48.5849075317383