Year	Percent of People Ages 15 and Above
1986-01-01	75.6350402832031
1997-01-01	83.2621612548828
2004-01-01	88.9623870849609
2007-01-01	93.0827407836914
2008-01-01	93.9897308349609
2009-01-01	94.7242889404297
2010-01-01	96.2837371826172
2011-01-01	96.4068679809570
2012-01-01	96.6785888671875
2013-01-01	97.4778518676758
2014-01-01	97.7466888427734