Year	Number
1996	89.6174850463867
1998	90.7103805541992
2000	90.163932800293
2002	89.7297286987305
2003	90.8108139038086
2004	91.0447769165039
2005	91.6666641235352
2006	88.2926864624023
2007	87.8640747070313
2008	86.8932037353516
2009	87.5598068237305
2010	88.5167465209961
2011	89.5734634399414
2012	90.0473937988281
2013	88.6255950927734
2014	90.3846130371094
2015	89.523811340332
2016	90.9523773193359
2017	90.9523773193359
2018	90.9523773193359
2019	89.523811340332
2020	89.523811340332
2021	88.5714263916016
2022	83.4905624389648