Year	Number
1996	43.7158470153809
1998	50.8196716308594
2000	53.0054626464844
2002	48.1081085205078
2003	47.5675659179688
2004	48.2587051391602
2005	49.0196075439453
2006	53.1707305908203
2007	50.970874786377
2008	41.7475738525391
2009	38.2775115966797
2010	39.7129173278809
2011	38.3886260986328
2012	39.3364944458008
2013	36.9668235778809
2014	37.019229888916
2015	40
2016	38.0952377319336
2017	40.476188659668
2018	40.476188659668
2019	37.6190490722656
2020	46.6666679382324
2021	50.476188659668
2022	43.3962249755859