Year	Number
1996	56.8306007385254
1998	50.2732238769531
2000	59.0163917541504
2002	58.9189186096191
2003	56.2162170410156
2004	60.6965179443359
2005	54.9019622802734
2006	58.0487823486328
2007	52.9126205444336
2008	56.7961158752441
2009	55.0239219665527
2010	62.6794242858887
2011	60.6635055541992
2012	60.1895751953125
2013	66.8246459960938
2014	71.6346130371094
2015	67.6190490722656
2016	64.7619018554688
2017	64.2857131958008
2018	59.0476188659668
2019	58.0952377319336
2020	54.2857131958008
2021	57.6190490722656
2022	62.7358474731445