Year	Number
1996	30.6010932922363
1998	30.0546455383301
2000	30.0546455383301
2002	38.9189186096191
2003	28.6486492156982
2004	10.945273399353
2005	16.6666660308838
2006	35.6097564697266
2007	32.5242729187012
2008	38.8349533081055
2009	41.1483268737793
2010	43.0622024536133
2011	36.4928894042969
2012	42.1800956726074
2013	43.1279602050781
2014	33.6538467407227
2015	33.8095245361328
2016	32.8571434020996
2017	33.8095245361328
2018	25.7142848968506
2019	28.5714282989502
2020	22.8571434020996
2021	25.7142848968506
2022	26.4150943756104