Year	Number
1996	40.957447052002
1998	50.5319137573242
2000	55.5555572509766
2002	46.560848236084
2003	49.2462310791016
2004	24.7572822570801
2005	38.8349533081055
2006	29.468599319458
2007	28.5024147033691
2008	32.211540222168
2009	28.9099521636963
2010	37.4407577514648
2011	31.2796211242676
2012	32.2274894714355
2013	32.7014236450195
2014	36.1904754638672
2015	23.8095245361328
2016	28.0952377319336
2017	23.8095245361328
2018	23.1132068634033
2019	23.5849056243896
2020	23.5849056243896
2021	24.5283012390137
2022	32.0754699707031