Year	Number
1996	76.0869598388672
1998	72.2826080322266
2000	79.3478240966797
2002	84.3243255615234
2003	87.0270233154297
2004	87.5621871948242
2005	85.7843170166016
2006	81.3725509643555
2007	85.4368896484375
2008	86.8932037353516
2009	86.1244049072266
2010	85.1674652099609
2011	92.4170608520508
2012	91.9431304931641
2013	91.9431304931641
2014	90.3846130371094
2015	91.9047622680664
2016	91.4285736083984
2017	90.476188659668
2018	90.476188659668
2019	90.476188659668
2020	87.1428604125977
2021	89.523811340332
2022	87.2641525268555