Year	Number
1996	32.2580642700195
1998	34.2245979309082
2000	34.5744667053223
2002	51.8518524169922
2003	38.0952377319336
2004	29.5566501617432
2005	40.9756088256836
2006	37.5609741210938
2007	37.8640785217285
2008	47.5728149414063
2009	48.3253593444824
2010	50.9523811340332
2011	32.7014236450195
2012	46.445499420166
2013	47.3933639526367
2014	52.4038467407227
2015	50
2016	54.761905670166
2017	59.0476188659668
2018	58.0952377319336
2019	54.761905670166
2020	54.2857131958008
2021	54.2857131958008
2022	57.5471687316895