Year	Number
1996	60.1063842773438
1998	54.7872352600098
2000	68.7830657958984
2002	51.8518524169922
2003	63.8190956115723
2004	59.2233009338379
2005	64.0776672363281
2006	62.8019332885742
2007	62.8019332885742
2008	68.75
2009	57.8199043273926
2010	61.6113739013672
2011	66.8246459960938
2012	66.8246459960938
2013	64.9289093017578
2014	63.8095245361328
2015	62.3809509277344
2016	65.2380981445313
2017	64.7619018554688
2018	63.2075462341309
2019	64.1509399414063
2020	56.6037750244141
2021	58.9622650146484
2022	58.9622650146484