Year	Number
1996	39.6984939575195
1998	43
2000	40.7960205078125
2002	42.7860679626465
2003	42.7860679626465
2004	60.5769233703613
2005	59.3301429748535
2006	62.6794242858887
2007	57.8947372436523
2008	68.75
2009	65.8767776489258
2010	65.8767776489258
2011	68.0751190185547
2012	69.0140838623047
2013	68.5446014404297
2014	63.461540222168
2015	62.8571434020996
2016	53.8095245361328
2017	53.3333320617676
2018	54.2857131958008
2019	53.3333320617676
2020	55.238094329834
2021	55.238094329834
2022	56.6037750244141