Year	Number
1996	67
1998	68.1592025756836
2000	69.651741027832
2002	67.164176940918
2003	63.1840782165527
2004	50.480770111084
2005	55.769229888916
2006	57.6923065185547
2007	57.6923065185547
2008	58.1730766296387
2009	57.8199043273926
2010	57.3459701538086
2011	57.2769966125488
2012	56.8075103759766
2013	57.7464790344238
2014	67.9802932739258
2015	70.4433517456055
2016	70.9359588623047
2017	69.4581298828125
2018	69.4174728393555
2019	72.9468612670898
2020	71.4975814819336
2021	71.9806747436523
2022	71.4975814819336