Year	Number
1996	76.6304321289063
1998	72.2826080322266
2000	79.3478240966797
2002	82.7027053833008
2003	78.9189224243164
2004	81.0945281982422
2005	79.4117660522461
2006	79.9019622802734
2007	86.4077682495117
2008	81.5533981323242
2009	84.2105255126953
2010	85.1674652099609
2011	86.7298583984375
2012	86.2559204101563
2013	88.1516571044922
2014	90.8653869628906
2015	91.4285736083984
2016	91.4285736083984
2017	90
2018	90.476188659668
2019	90
2020	90
2021	90
2022	91.5094375610352