Year	Number
1996	38.2513656616211
1998	54.6448097229004
2000	63.3879776000977
2002	60
2003	63.7837829589844
2004	67.6616897583008
2005	64.2156829833984
2006	56.5853652954102
2007	58.2524261474609
2008	65.5339813232422
2009	63.1578941345215
2010	62.6794242858887
2011	62.5592422485352
2012	63.9810409545898
2013	63.5071105957031
2014	62.019229888916
2015	56.1904754638672
2016	55.7142868041992
2017	45.7142868041992
2018	44.761905670166
2019	45.238094329834
2020	50.9523811340332
2021	46.6666679382324
2022	34.9056587219238