Year	Number
1996	89.9497451782227
1998	91
2000	91.0447769165039
2002	90.0497512817383
2003	89.5522384643555
2004	91.8269195556641
2005	90.9090881347656
2006	90.4306182861328
2007	90.4306182861328
2008	89.9038467407227
2009	90.9952621459961
2010	90.9952621459961
2011	90.6103286743164
2012	91.0798110961914
2013	91.5492935180664
2014	90.8653869628906
2015	91.4285736083984
2016	90.9523773193359
2017	88.5714263916016
2018	89.523811340332
2019	89.0476226806641
2020	89.523811340332
2021	90
2022	88.6792449951172