Year	Percent of People Ages 15 and Above
1984-01-01	49.03187
1985-01-01	49.42564
1986-01-01	49.78354
1987-01-01	50.42935
1988-01-01	50.94562
1989-01-01	51.53737
1990-01-01	52.22458
1991-01-01	52.60175
1992-01-01	53.07468
1993-01-01	53.63763
1994-01-01	54.36514
1995-01-01	54.64379
1996-01-01	55.23853
1997-01-01	56.13577
1998-01-01	56.76473
1999-01-01	57.58576
2000-01-01	56.24187
2001-01-01	57.18104
2002-01-01	57.67968
2003-01-01	58.08811
2004-01-01	59.97229
2005-01-01	59.00991
2006-01-01	58.50820
2007-01-01	58.05929
2008-01-01	57.54540
2009-01-01	58.81456
2010-01-01	59.17684
2011-01-01	60.75778
2012-01-01	61.80730
2013-01-01	62.31554
2014-01-01	63.04250
2015-01-01	63.61612
2016-01-01	64.34634