Year	Number
1996	91.5
1998	89.0547256469727
2000	88.5572128295898
2002	91.5422897338867
2003	92.0398025512695
2004	89.9038467407227
2005	89.4230804443359
2006	89.9038467407227
2007	89.9038467407227
2008	87.5
2009	91.4691925048828
2010	90.5213241577148
2011	92.0187759399414
2012	91.5492935180664
2013	92.0187759399414
2014	89.6551742553711
2015	89.6551742553711
2016	89.6551742553711
2017	89.6551742553711
2018	89.3203887939453
2019	85.9903411865234
2020	88.4057998657227
2021	92.7536239624023
2022	89.3719787597656