Year	Number
1996	93.9698486328125
1998	93
2000	94.5273666381836
2002	93.0348281860352
2003	93.0348281860352
2004	92.788459777832
2005	92.8229675292969
2006	90.4306182861328
2007	90.9090881347656
2008	90.8653869628906
2009	90.5213241577148
2010	90.0473937988281
2011	90.1408462524414
2012	90.1408462524414
2013	90.1408462524414
2014	90.8653869628906
2015	90.9523773193359
2016	91.9047622680664
2017	91.4285736083984
2018	91.9047622680664
2019	92.3809509277344
2020	90.476188659668
2021	90
2022	89.6226425170898