Year	% of adults
2004	0.03958333333333333
2005	0.39999999999999997
2006	0.4759259259259259
2007	3.0129629629629626
2008	1.8722222222222225
2009	1.9636363636363638
2010	2.88
2011	2.2600000000000002
2012	2.7210526315789467
2013	3.653448275862069
2014	4.789655172413793
2015	5.523728813559322
2016	7.267796610169494
2017	7.944067796610168
2018	9.345762711864406
2019	10.369491525423731