Year	Number
1996	63.2978706359863
1998	67.5531921386719
2000	69.8412704467773
2002	59.7883605957031
2003	69.8492431640625
2004	65.5339813232422
2005	65.0485458374023
2006	63.2850227355957
2007	61.835750579834
2008	66.8269195556641
2009	60.6635055541992
2010	52.6066360473633
2011	62.0853080749512
2012	63.0331764221191
2013	63.9810409545898
2014	69.523811340332
2015	70.476188659668
2016	71.9047622680664
2017	70.476188659668
2018	69.8113174438477
2019	70.7547149658203
2020	71.2264175415039
2021	67.9245300292969
2022	68.8679275512695