Year	Number
1996	66.129035949707
1998	67.3796768188477
2000	68.0851058959961
2002	66.137565612793
2003	80.9523773193359
2004	71.9211807250977
2005	78.5365829467773
2006	73.1707305908203
2007	74.271842956543
2008	73.7864074707031
2009	72.7272720336914
2010	72.8571395874023
2011	72.511848449707
2012	72.9857788085938
2013	72.9857788085938
2014	70.6730804443359
2015	68.0952377319336
2016	70.476188659668
2017	66.1904754638672
2018	66.6666641235352
2019	66.1904754638672
2020	63.8095245361328
2021	63.8095245361328
2022	65.0943374633789