Year	Number
1996	36.6120223999023
1998	45.9016380310059
2000	40.4371566772461
2002	40
2003	48.6486473083496
2004	49.7512435913086
2005	49.0196075439453
2006	49.2682914733887
2007	52.9126205444336
2008	55.8252410888672
2009	46.8899536132813
2010	50.2392349243164
2011	54.502368927002
2012	56.3981056213379
2013	56.8720397949219
2014	48.5576934814453
2015	50
2016	51.4285697937012
2017	48.0952377319336
2018	48.0952377319336
2019	53.8095245361328
2020	52.3809509277344
2021	50.476188659668
2022	53.7735862731934