Year	Number
1996	65.0537643432617
1998	65.7753982543945
2000	66.4893646240234
2002	50.2645492553711
2003	53.9682540893555
2004	50.2463035583496
2005	52.1951217651367
2006	53.6585350036621
2007	56.7961158752441
2008	65.5339813232422
2009	58.8516731262207
2010	60.476188659668
2011	57.3459701538086
2012	59.2417068481445
2013	58.7677726745605
2014	56.25
2015	55.7142868041992
2016	57.1428565979004
2017	56.1904754638672
2018	58.0952377319336
2019	58.0952377319336
2020	56.6666679382324
2021	53.3333320617676
2022	52.3584899902344