Year	Number
1996	73.6559143066406
1998	74.3315505981445
2000	72.3404235839844
2002	73.5449752807617
2003	65.0793685913086
2004	63.5467987060547
2005	49.7560958862305
2006	60
2007	59.7087364196777
2008	59.7087364196777
2009	53.1100463867188
2010	53.3333320617676
2011	60.1895751953125
2012	63.0331764221191
2013	63.0331764221191
2014	65.8653869628906
2015	64.7619018554688
2016	64.2857131958008
2017	72.3809509277344
2018	75.7142868041992
2019	74.7619018554688
2020	71.9047622680664
2021	65.7142868041992
2022	64.6226425170898