Year	Number
1996	77.3869323730469
1998	80
2000	83.0845794677734
2002	80.0995025634766
2003	70.1492538452148
2004	66.8269195556641
2005	60.7655487060547
2006	63.6363639831543
2007	72.2488021850586
2008	77.8846130371094
2009	87.6777267456055
2010	87.6777267456055
2011	86.3849792480469
2012	86.3849792480469
2013	86.3849792480469
2014	86.0576934814453
2015	84.2857131958008
2016	86.1904754638672
2017	85.7142868041992
2018	86.1904754638672
2019	87.1428604125977
2020	89.0476226806641
2021	87.6190490722656
2022	88.2075500488281