Year	Number
1996	62.3115577697754
1998	69
2000	64.1791076660156
2002	81.592041015625
2003	86.5671615600586
2004	88.461540222168
2005	88.9952163696289
2006	89.4736862182617
2007	87.5598068237305
2008	87.9807662963867
2009	87.6777267456055
2010	87.6777267456055
2011	87.3239440917969
2012	87.3239440917969
2013	87.3239440917969
2014	88.9423065185547
2015	90
2016	88.0952377319336
2017	88.5714263916016
2018	88.5714263916016
2019	87.1428604125977
2020	87.1428604125977
2021	85.7142868041992
2022	82.5471725463867