Year	Number
1998	84.4919815063477
2000	71.8085098266602
2002	75.661376953125
2003	58.7301597595215
2004	55.6650238037109
2005	56.5853652954102
2006	56.5853652954102
2007	55.8252410888672
2008	57.7669906616211
2009	59.3301429748535
2010	56.6666679382324
2011	58.2938385009766
2012	60.6635055541992
2013	57.8199043273926
2014	62.019229888916
2015	60
2016	61.4285697937012
2017	60.476188659668
2018	61.9047622680664
2019	62.3809509277344
2020	60.476188659668
2021	62.3809509277344
2022	59.9056587219238