Year	Number
1996	67.7595596313477
1998	75.4098358154297
2000	70.4918060302734
2002	68.1081085205078
2003	64.3243255615234
2004	65.1741256713867
2005	62.2549018859863
2006	64.3902435302734
2007	68.4466018676758
2008	68.4466018676758
2009	67.464111328125
2010	66.5071792602539
2011	69.6682434082031
2012	69.6682434082031
2013	70.1421813964844
2014	70.6730804443359
2015	70
2016	65.7142868041992
2017	64.7619018554688
2018	52.8571434020996
2019	53.8095245361328
2020	55.7142868041992
2021	55.7142868041992
2022	57.5471687316895