Year	% of adults
2004	23.650000000000002
2005	26.770833333333332
2006	29.264
2007	33.519999999999996
2008	33.37692307692308
2009	36.05384615384615
2010	41.23846153846153
2011	47.359259259259254
2012	47.07037037037038
2013	50.08148148148149
2014	50.65555555555556
2015	52.87407407407408
2016	55.67037037037038
2017	52.54444444444444
2018	52.6111111111111
2019	49.53333333333333