Year	Number
1996	77.0491790771484
1998	70.4918060302734
2000	68.8524627685547
2002	75.1351318359375
2003	80.5405426025391
2004	79.1044769287109
2005	75.4901962280273
2006	80
2007	77.1844635009766
2008	78.1553421020508
2009	78.4689025878906
2010	82.2966537475586
2011	81.0426559448242
2012	84.3601913452148
2013	84.3601913452148
2014	87.0192337036133
2015	87.1428604125977
2016	86.6666641235352
2017	84.2857131958008
2018	87.6190490722656
2019	89.523811340332
2020	85.2380981445313
2021	84.2857131958008
2022	80.1886825561523