Year	Number
1996	75.4098358154297
1998	78.6885223388672
2000	82.5136642456055
2002	76.7567596435547
2003	81.0810775756836
2004	83.5820922851563
2005	84.3137283325195
2006	83.4146347045898
2007	82.0388336181641
2008	84.4660186767578
2009	84.6889953613281
2010	82.2966537475586
2011	81.9905242919922
2012	82.4644546508789
2013	80.568717956543
2014	83.1730804443359
2015	82.3809509277344
2016	83.3333358764648
2017	80
2018	77.6190490722656
2019	77.6190490722656
2020	77.6190490722656
2021	76.6666641235352
2022	75.4716949462891