Year	Number
1996	75.4098358154297
1998	77.5956268310547
2000	75.4098358154297
2002	73.5135116577148
2003	76.2162170410156
2004	79.1044769287109
2005	72.0588226318359
2006	73.1707305908203
2007	73.7864074707031
2008	75.2427215576172
2009	73.2057418823242
2010	73.2057418823242
2011	69.6682434082031
2012	69.1943130493164
2013	68.7203826904297
2014	72.5961532592773
2015	67.6190490722656
2016	70.476188659668
2017	70.9523773193359
2018	71.4285736083984
2019	72.3809509277344
2020	69.523811340332
2021	64.2857131958008
2022	68.3962249755859