Year	Number
1996	61.9565200805664
1998	61.4130439758301
2000	65.2173919677734
2002	61.6216201782227
2003	64.3243255615234
2004	63.6815910339355
2005	61.764705657959
2006	59.3137245178223
2007	61.6504859924316
2008	65.0485458374023
2009	65.0717697143555
2010	66.5071792602539
2011	62.0853080749512
2012	67.2985763549805
2013	65.4028472900391
2014	65.3846130371094
2015	65.2380981445313
2016	66.1904754638672
2017	65.7142868041992
2018	62.8571434020996
2019	61.4285697937012
2020	72.3809509277344
2021	71.9047622680664
2022	75.9433975219727