Year	Number
1996	52.6881713867188
1998	35.8288764953613
2000	36.1702117919922
2002	34.3915328979492
2003	42.8571434020996
2004	40.8866996765137
2005	51.2195129394531
2006	46.3414649963379
2007	48.0582542419434
2008	42.7184448242188
2009	47.3684196472168
2010	47.6190490722656
2011	48.8151664733887
2012	48.8151664733887
2013	52.1327018737793
2014	44.711540222168
2015	42.8571434020996
2016	41.4285697937012
2017	42.8571434020996
2018	40
2019	40.476188659668
2020	41.4285697937012
2021	43.3333320617676
2022	42.4528312683105