Year	Number
1996	93.4673385620117
1998	93.5
2000	92.5373153686523
2002	92.5373153686523
2003	93.0348281860352
2004	94.2307662963867
2005	93.3014373779297
2006	93.3014373779297
2007	92.8229675292969
2008	93.2692337036133
2009	92.4170608520508
2010	92.4170608520508
2011	92.0187759399414
2012	92.4882659912109
2013	94.8356781005859
2014	92.3076934814453
2015	92.3809509277344
2016	94.2857131958008
2017	95.2380981445313
2018	92.3809509277344
2019	92.8571395874023
2020	93.3333358764648
2021	91.9047622680664
2022	89.6226425170898