Year	Number
1996	52.1505393981934
1998	53.4759368896484
2000	54.7872352600098
2002	58.201057434082
2003	53.9682540893555
2004	52.709358215332
2005	55.1219520568848
2006	55.1219520568848
2007	56.7961158752441
2008	56.3106803894043
2009	57.4162673950195
2010	56.6666679382324
2011	55.9241714477539
2012	55.4502372741699
2013	53.554500579834
2014	51.9230766296387
2015	50
2016	52.8571434020996
2017	55.238094329834
2018	52.8571434020996
2019	46.6666679382324
2020	37.1428565979004
2021	41.4285697937012
2022	38.6792449951172