Year	Number
1996	12.5683059692383
1998	20.7650279998779
2000	35.5191268920898
2002	29.7297306060791
2003	29.1891899108887
2004	13.9303483963013
2005	14.2156858444214
2006	26.8292675018311
2007	27.1844654083252
2008	28.1553401947021
2009	28.2296657562256
2010	28.2296657562256
2011	27.014217376709
2012	19.9052124023438
2013	12.7962083816528
2014	8.65384578704834
2015	7.61904764175415
2016	6.66666650772095
2017	6.1904764175415
2018	10.9523811340332
2019	9.5238094329834
2020	11.9047622680664
2021	12.8571424484253
2022	12.2641506195068