Year	Number
1996	49.4680862426758
1998	52.1276588439941
2000	30.6878299713135
2002	39.1534385681152
2003	39.6984939575195
2004	39.8058242797852
2005	40.7766990661621
2006	27.0531406402588
2007	29.468599319458
2008	25.480770111084
2009	19.9052124023438
2010	24.1706161499023
2011	28.4360198974609
2012	28.9099521636963
2013	26.5402851104736
2014	52.3809509277344
2015	53.8095245361328
2016	61.9047622680664
2017	53.3333320617676
2018	61.3207550048828
2019	58.4905662536621
2020	55.1886787414551
2021	56.1320762634277
2022	56.1320762634277