Year	Number
1996	99.4565200805664
1998	100
2000	100
2002	100
2003	99.4594573974609
2004	100
2005	99.0196075439453
2006	99.5098037719727
2007	99.5145645141602
2008	100
2009	100
2010	100
2011	100
2012	100
2013	100
2014	94.2307662963867
2015	92.8571395874023
2016	92.3809509277344
2017	91.9047622680664
2018	92.3809509277344
2019	94.2857131958008
2020	96.6666641235352
2021	96.6666641235352
2022	96.698112487793