Year	Percent of People Ages 15 and Above
1982-01-01	30.2577991485596
1994-01-01	41.5941085815430
2004-01-01	52.3062591552734
2008-01-01	55.1479187011719
2009-01-01	56.0836715698242
2011-01-01	67.0841598510742
2012-01-01	69.4253921508789