Year	Number
1996	47.2826080322266
1998	59.2391319274902
2000	60.3260879516602
2002	67.5675659179688
2003	68.6486511230469
2004	71.6417922973633
2005	69.6078414916992
2006	69.6078414916992
2007	70.8737869262695
2008	73.3009719848633
2009	73.2057418823242
2010	73.684211730957
2011	69.1943130493164
2012	69.1943130493164
2013	67.7725143432617
2014	70.1923065185547
2015	70.476188659668
2016	74.2857131958008
2017	73.3333358764648
2018	72.3809509277344
2019	70.476188659668
2020	65.7142868041992
2021	66.6666641235352
2022	61.7924537658691