Year	Number
1996	60.6557388305664
1998	71.0382537841797
2000	77.5956268310547
2002	72.9729766845703
2003	76.2162170410156
2004	75.6218872070313
2005	68.6274490356445
2006	68.2926864624023
2007	72.3300933837891
2008	72.8155364990234
2009	73.2057418823242
2010	74.6411514282227
2011	74.8815155029297
2012	75.3554534912109
2013	73.459716796875
2014	74.038459777832
2015	71.9047622680664
2016	71.9047622680664
2017	72.8571395874023
2018	72.8571395874023
2019	70
2020	70.9523773193359
2021	70
2022	64.6226425170898