Year	Number
1996	35.1758804321289
1998	33
2000	26.3681583404541
2002	32.3383102416992
2003	34.825870513916
2004	24.0384616851807
2005	33.4928245544434
2006	27.2727279663086
2007	24.4019145965576
2008	24.0384616851807
2009	25.1184825897217
2010	24.1706161499023
2011	28.6384983062744
2012	28.1690139770508
2013	31.4553985595703
2014	27.4038467407227
2015	25.7142848968506
2016	28.5714282989502
2017	28.5714282989502
2018	13.3333330154419
2019	9.5238094329834
2020	10
2021	7.14285707473755
2022	8.96226406097412