Year	Number
2004	46.6019401550293
2005	46.6019401550293
2006	46.3768119812012
2007	54.5893707275391
2008	55.288459777832
2009	54.028434753418
2010	54.028434753418
2011	54.9763031005859
2012	58.7677726745605
2013	57.3459701538086
2014	66.1904754638672
2015	66.1904754638672
2016	65.7142868041992
2017	66.6666641235352
2018	66.9811325073242
2019	66.9811325073242
2020	64.6226425170898
2021	61.7924537658691
2022	60.3773574829102