Year	Number
1996	98.9130401611328
1998	98.9130401611328
2000	98.9130401611328
2002	100
2003	99.4594573974609
2004	99.5024871826172
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	98.0952377319336
2018	98.0952377319336
2019	99.523811340332
2020	99.523811340332
2021	99.523811340332
2022	99.5283050537109
