Year	Number
1996	59.5744667053223
1998	63.2978706359863
2000	69.8412704467773
2002	56.6137580871582
2003	54.2713584899902
2004	58.737865447998
2005	58.737865447998
2006	54.1062812805176
2007	52.1739120483398
2008	55.288459777832
2009	60.6635055541992
2010	64.4549789428711
2011	68.7203826904297
2012	72.511848449707
2013	67.7725143432617
2014	66.6666641235352
2015	62.3809509277344
2016	65.7142868041992
2017	66.6666641235352
2018	63.2075462341309
2019	59.4339637756348
2020	60.3773574829102
2021	59.4339637756348
2022	61.7924537658691