Year	Number
1996	65
1998	61.6915435791016
2000	58.7064666748047
2002	60.6965179443359
2003	62.1890563964844
2004	62.980770111084
2005	59.6153831481934
2006	56.25
2007	56.25
2008	57.211540222168
2009	55.4502372741699
2010	55.4502372741699
2011	55.3990592956543
2012	58.6854476928711
2013	57.2769966125488
2014	56.6502456665039
2015	55.6650238037109
2016	53.694580078125
2017	53.694580078125
2018	56.7961158752441
2019	56.038646697998
2020	57.0048294067383
2021	55.5555572509766
2022	55.5555572509766