Year	Number
1996	71
1998	71.1442794799805
2000	71.1442794799805
2002	72.6368179321289
2003	67.164176940918
2004	71.1538467407227
2005	64.9038467407227
2006	68.75
2007	68.75
2008	70.6730804443359
2009	70.1421813964844
2010	72.0379180908203
2011	72.7699508666992
2012	73.7089233398438
2013	73.2394332885742
2014	73.3990173339844
2015	74.8768463134766
2016	75.3694610595703
2017	76.3546829223633
2018	77.1844635009766
2019	74.8792266845703
2020	75.8454132080078
2021	73.4299545288086
2022	73.9130401611328