Year	Number
1996	34.2391319274902
1998	33.152172088623
2000	32.6086959838867
2002	35.6756744384766
2003	55.1351356506348
2004	18.9054718017578
2005	46.0784301757813
2006	29.9019603729248
2007	23.7864074707031
2008	22.8155345916748
2009	14.3540668487549
2010	11.0047845840454
2011	11.3744077682495
2012	12.7962083816528
2013	14.6919431686401
2014	15.865385055542
2015	26.6666660308838
2016	26.6666660308838
2017	39.523811340332
2018	37.6190490722656
2019	39.523811340332
2020	39.523811340332
2021	37.1428565979004
2022	38.6792449951172