Year	Number
1996	58.4699440002441
1998	60.6557388305664
2000	59.0163917541504
2002	56.7567558288574
2003	54.5945930480957
2004	46.766170501709
2005	41.1764717102051
2006	40
2007	48.5436897277832
2008	45.1456298828125
2009	47.8468894958496
2010	48.3253593444824
2011	49.2891006469727
2012	54.502368927002
2013	53.0805702209473
2014	44.711540222168
2015	42.3809509277344
2016	42.3809509277344
2017	52.8571434020996
2018	52.8571434020996
2019	36.1904754638672
2020	39.0476188659668
2021	37.1428565979004
2022	46.2264137268066