Year	Number
1996	61.9565200805664
1998	54.347827911377
2000	41.3043479919434
2002	41.0810813903809
2003	52.972972869873
2004	48.2587051391602
2005	53.4313735961914
2006	53.9215698242188
2007	51.9417457580566
2008	53.3980598449707
2009	53.1100463867188
2010	53.1100463867188
2011	54.028434753418
2012	50.2369651794434
2013	49.7630348205566
2014	53.3653831481934
2015	60.9523811340332
2016	60
2017	70
2018	67.1428604125977
2019	65.2380981445313
2020	65.2380981445313
2021	65.2380981445313
2022	62.2641525268555