Year	Number
1996	82.0652160644531
1998	77.7173919677734
2000	74.4565200805664
2002	83.2432403564453
2003	82.1621627807617
2004	79.1044769287109
2005	80.3921585083008
2006	83.3333358764648
2007	82.0388336181641
2008	86.4077682495117
2009	87.0813369750977
2010	86.1244049072266
2011	85.3080596923828
2012	80.568717956543
2013	81.0426559448242
2014	80.7692337036133
2015	81.4285736083984
2016	80.9523773193359
2017	86.1904754638672
2018	87.1428604125977
2019	86.6666641235352
2020	86.6666641235352
2021	87.6190490722656
2022	88.6792449951172