Year	Number
1996	60.6557388305664
1998	54.6448097229004
2000	53.5519142150879
2002	56.7567558288574
2003	54.5945930480957
2004	53.233829498291
2005	50.4901962280273
2006	44.8780479431152
2007	50.970874786377
2008	53.3980598449707
2009	54.5454559326172
2010	54.5454559326172
2011	52.1327018737793
2012	59.2417068481445
2013	58.7677726745605
2014	54.8076934814453
2015	50.476188659668
2016	49.0476188659668
2017	47.6190490722656
2018	51.9047622680664
2019	50.476188659668
2020	43.3333320617676
2021	43.8095245361328
2022	35.8490562438965