Year	Number
1996	53.7234039306641
1998	55.319149017334
2000	38.624340057373
2002	52.9100532531738
2003	47.2361793518066
2004	35.4368934631348
2005	42.2330093383789
2006	42.9951705932617
2007	53.6231880187988
2008	62.019229888916
2009	63.9810409545898
2010	66.8246459960938
2011	68.7203826904297
2012	69.1943130493164
2013	65.4028472900391
2014	62.8571434020996
2015	61.9047622680664
2016	52.3809509277344
2017	53.3333320617676
2018	52.8301887512207
2019	54.7169799804688
2020	51.4150924682617
2021	50.9433975219727
2022	51.4150924682617