Year	Number
2004	72.1393051147461
2005	75
2006	69.2682952880859
2007	68.4466018676758
2008	69.4174728393555
2009	77.9904327392578
2010	72.2488021850586
2011	72.511848449707
2012	71.5639801025391
2013	72.0379180908203
2014	65.3846130371094
2015	65.7142868041992
2016	65.7142868041992
2017	64.7619018554688
2018	68.0952377319336
2019	67.6190490722656
2020	68.5714263916016
2021	68.0952377319336
2022	68.3962249755859