Year	Number
1996	66.5
1998	67.164176940918
2000	67.164176940918
2002	72.1393051147461
2003	70.1492538452148
2004	58.1730766296387
2005	56.730770111084
2006	59.6153831481934
2007	58.1730766296387
2008	61.0576934814453
2009	62.0853080749512
2010	62.5592422485352
2011	60.5633811950684
2012	60.5633811950684
2013	61.9718322753906
2014	67.9802932739258
2015	67.9802932739258
2016	69.9507369995117
2017	70.4433517456055
2018	65.0485458374023
2019	67.6328506469727
2020	67.6328506469727
2021	68.5990371704102
2022	69.0821228027344