Year	Number
1996	38.1909561157227
1998	33.5
2000	21.8905467987061
2002	16.9154224395752
2003	16.9154224395752
2004	14.4230766296387
2005	8.13397121429443
2006	10.0478467941284
2007	10.0478467941284
2008	9.13461494445801
2009	15.6398105621338
2010	15.1658763885498
2011	14.0845069885254
2012	21.1267604827881
2013	30.046947479248
2014	42.3076934814453
2015	39.523811340332
2016	36.1904754638672
2017	38.5714302062988
2018	39.523811340332
2019	40
2020	36.6666679382324
2021	36.6666679382324
2022	43.8679237365723