Year	Number
1996	35.4838714599609
1998	42.7807502746582
2000	45.2127647399902
2002	76.1904754638672
2003	69.8412704467773
2004	73.8916244506836
2005	72.1951217651367
2006	72.1951217651367
2007	73.3009719848633
2008	73.7864074707031
2009	72.2488021850586
2010	71.9047622680664
2011	76.3033142089844
2012	78.1990509033203
2013	80.568717956543
2014	79.3269195556641
2015	76.6666641235352
2016	79.523811340332
2017	80
2018	80
2019	78.5714263916016
2020	79.0476226806641
2021	80
2022	79.7169799804688