Year	Number
1996	43.0107536315918
1998	34.2245979309082
2000	40.957447052002
2002	38.624340057373
2003	38.0952377319336
2004	39.4088668823242
2005	35.1219520568848
2006	36.0975608825684
2007	37.8640785217285
2008	41.7475738525391
2009	48.8038291931152
2010	47.6190490722656
2011	39.3364944458008
2012	34.5971565246582
2013	35.5450248718262
2014	43.75
2015	45.7142868041992
2016	47.6190490722656
2017	46.1904754638672
2018	43.3333320617676
2019	43.3333320617676
2020	43.8095245361328
2021	45.238094329834
2022	50