Year	Number
1996	89.9497451782227
1998	84
2000	83.5820922851563
2002	82.5870666503906
2003	84.0796051025391
2004	76.4423065185547
2005	70.8134002685547
2006	68.8995208740234
2007	79.9043045043945
2008	77.8846130371094
2009	83.8862533569336
2010	83.4123229980469
2011	84.9765243530273
2012	85.4460067749023
2013	76.0563354492188
2014	76.9230804443359
2015	73.3333358764648
2016	78.0952377319336
2017	78.5714263916016
2018	77.1428604125977
2019	78.5714263916016
2020	85.7142868041992
2021	85.7142868041992
2022	86.7924499511719