Year	Number
1996	71.5
1998	71.1442794799805
2000	55.7213935852051
2002	60.1990051269531
2003	58.7064666748047
2004	37.5
2005	47.1153831481934
2006	47.1153831481934
2007	48.5576934814453
2008	49.519229888916
2009	53.554500579834
2010	49.7630348205566
2011	49.2957763671875
2012	48.3568077087402
2013	48.3568077087402
2014	56.1576347351074
2015	58.1280784606934
2016	62.5615768432617
2017	62.5615768432617
2018	59.2233009338379
2019	62.3188400268555
2020	59.9033813476563
2021	59.4202880859375
2022	58.4541053771973