Year	Number
1996	74.8633880615234
1998	75.4098358154297
2000	73.7704925537109
2002	71.8918914794922
2003	70.8108139038086
2004	59.7014923095703
2005	64.2156829833984
2006	62.926830291748
2007	65.5339813232422
2008	65.0485458374023
2009	69.3779907226563
2010	69.8564605712891
2011	72.511848449707
2012	69.1943130493164
2013	66.8246459960938
2014	63.9423065185547
2015	67.6190490722656
2016	70
2017	72.8571395874023
2018	64.7619018554688
2019	62.8571434020996
2020	62.3809509277344
2021	74.2857131958008
2022	69.8113174438477