Year	Number
1996	86.9565200805664
1998	79.3478240966797
2000	90.2173919677734
2002	90.8108139038086
2003	90.2702713012695
2004	88.5572128295898
2005	89.2156829833984
2006	88.2352905273438
2007	88.3495178222656
2008	86.8932037353516
2009	85.6459350585938
2010	85.1674652099609
2011	91.4691925048828
2012	89.0995254516602
2013	89.5734634399414
2014	86.0576934814453
2015	85.2380981445313
2016	87.1428604125977
2017	88.0952377319336
2018	89.0476226806641
2019	87.6190490722656
2020	90.9523773193359
2021	91.4285736083984
2022	91.5094375610352