Year	Number
1996	71.5847015380859
1998	69.9453582763672
2000	75.9562835693359
2002	73.5135116577148
2003	80
2004	80.0995025634766
2005	78.4313735961914
2006	83.9024353027344
2007	82.0388336181641
2008	84.4660186767578
2009	78.9473648071289
2010	82.2966537475586
2011	81.5165863037109
2012	77.2511825561523
2013	77.7251205444336
2014	80.288459777832
2015	81.9047622680664
2016	81.9047622680664
2017	82.8571395874023
2018	83.3333358764648
2019	84.7619018554688
2020	87.6190490722656
2021	88.5714263916016
2022	89.6226425170898