Year	Number
1996	65.5737686157227
1998	75.4098358154297
2000	63.3879776000977
2002	57.8378372192383
2003	61.6216201782227
2004	63.1840782165527
2005	60.294116973877
2006	61.9512176513672
2007	64.5631103515625
2008	60.6796112060547
2009	56.9377975463867
2010	62.6794242858887
2011	62.5592422485352
2012	59.7156410217285
2013	57.8199043273926
2014	62.019229888916
2015	64.7619018554688
2016	71.9047622680664
2017	67.6190490722656
2018	66.6666641235352
2019	61.4285697937012
2020	56.6666679382324
2021	51.4285697937012
2022	57.5471687316895