Year	Number
1996	65.760871887207
1998	70.6521759033203
2000	63.5869560241699
2002	63.2432441711426
2003	61.6216201782227
2004	65.6716384887695
2005	64.7058792114258
2006	72.0588226318359
2007	74.271842956543
2008	78.1553421020508
2009	76.5550231933594
2010	79.4258346557617
2011	78.6729888916016
2012	76.3033142089844
2013	79.1469192504883
2014	79.3269195556641
2015	77.1428604125977
2016	78.5714263916016
2017	75.7142868041992
2018	75.2380981445313
2019	74.2857131958008
2020	73.3333358764648
2021	71.9047622680664
2022	74.0566024780273