Year	Number
1996	96.5
1998	96.5174102783203
2000	95.0248718261719
2002	94.0298538208008
2003	97.0149230957031
2004	96.6346130371094
2005	96.1538467407227
2006	99.5192337036133
2007	99.5192337036133
2008	99.5192337036133
2009	100
2010	98.5782012939453
2011	99.06103515625
2012	98.591552734375
2013	98.591552734375
2014	98.5221710205078
2015	97.0443344116211
2016	96.5517272949219
2017	97.5369491577148
2018	97.0873794555664
2019	97.101448059082
2020	96.6183547973633
2021	97.5845413208008
2022	97.101448059082