Year	Number
1996	67.5
1998	66.6666641235352
2000	66.6666641235352
2002	69.651741027832
2003	68.6567153930664
2004	72.1153869628906
2005	71.6346130371094
2006	69.2307662963867
2007	68.75
2008	68.2692337036133
2009	68.7203826904297
2010	69.6682434082031
2011	69.4835662841797
2012	69.9530487060547
2013	68.5446014404297
2014	70.4433517456055
2015	69.4581298828125
2016	68.4729080200195
2017	71.9211807250977
2018	74.271842956543
2019	71.0144958496094
2020	72.4637680053711
2021	77.2946853637695
2022	74.8792266845703