Year	Number
1996	49.4680862426758
1998	34.5744667053223
2000	52.9100532531738
2002	65.6084671020508
2003	59.2964820861816
2004	53.8834953308105
2005	56.7961158752441
2006	49.2753639221191
2007	50.2415466308594
2008	47.1153831481934
2009	51.1848335266113
2010	52.1327018737793
2011	54.502368927002
2012	49.7630348205566
2013	50.7108993530273
2014	60.476188659668
2015	59.0476188659668
2016	61.4285697937012
2017	62.3809509277344
2018	63.2075462341309
2019	56.6037750244141
2020	57.0754699707031
2021	57.0754699707031
2022	51.886791229248