Year	Number
1996	78.1914901733398
1998	76.0638275146484
2000	80.4232788085938
2002	80.9523773193359
2003	81.4070358276367
2004	73.3009719848633
2005	74.7572784423828
2006	77.7777786254883
2007	80.6763305664063
2008	69.711540222168
2009	79.620849609375
2010	73.9336471557617
2011	73.9336471557617
2012	73.459716796875
2013	74.8815155029297
2014	71.9047622680664
2015	70
2016	64.7619018554688
2017	66.6666641235352
2018	68.8679275512695
2019	69.3396224975586
2020	65.0943374633789
2021	65.0943374633789
2022	70.2830200195313