Year	Number
2004	73.6318435668945
2005	75
2006	75.4901962280273
2007	76.6990280151367
2008	78.1553421020508
2009	86.6028671264648
2010	87.0813369750977
2011	87.6777267456055
2012	90.5213241577148
2013	90.5213241577148
2014	88.461540222168
2015	90.476188659668
2016	89.0476226806641
2017	83.8095245361328
2018	77.6190490722656
2019	75.7142868041992
2020	77.6190490722656
2021	79.0476226806641
2022	77.8301849365234