Year	Number
2004	80.7692337036133
2005	77.9904327392578
2006	72.7272720336914
2007	75.1196136474609
2008	76.4423065185547
2009	89.5734634399414
2010	89.5734634399414
2011	88.2629089355469
2012	87.3239440917969
2013	87.3239440917969
2014	81.7307662963867
2015	85.2380981445313
2016	86.1904754638672
2017	87.1428604125977
2018	86.1904754638672
2019	85.7142868041992
2020	86.6666641235352
2021	86.1904754638672
2022	87.2641525268555