Year	Number
1996	53.7634391784668
1998	53.4759368896484
2000	57.4468078613281
2002	59.2592582702637
2003	53.439151763916
2004	30.5418720245361
2005	40.9756088256836
2006	41.4634132385254
2007	37.8640785217285
2008	37.3786392211914
2009	40.6698570251465
2010	40.9523811340332
2011	36.4928894042969
2012	34.5971565246582
2013	39.8104248046875
2014	46.1538467407227
2015	44.761905670166
2016	32.8571434020996
2017	38.0952377319336
2018	39.523811340332
2019	37.6190490722656
2020	41.9047622680664
2021	46.1904754638672
2022	47.1698112487793