Year	% of adults
2004	35.3
2005	35.2
2006	35.2
2007	59.9
2008	59.6
2009	57.7
2010	58.5
2011	61.5
2012	63.9
2013	66.2
2014	64.3
2015	62.8
2016	61.2
2017	61
2018	60.8
2019	62.7
