Year	Percent of People Ages 15 and Above
1987-01-01	56.03445
1988-01-01	56.52131
1989-01-01	56.69969
1990-01-01	57.11448
1991-01-01	57.48915
1992-01-01	57.90137
1993-01-01	58.11633
1994-01-01	59.05419
1995-01-01	59.55121
1996-01-01	60.05709
1997-01-01	60.85283
1998-01-01	61.71507
1999-01-01	62.20517
2000-01-01	63.02628
2001-01-01	63.82038
2002-01-01	64.15433
2003-01-01	64.30351
2004-01-01	64.60603
2005-01-01	64.79391
2006-01-01	62.87312
2007-01-01	62.93235
2008-01-01	62.54976
2009-01-01	60.69243
2010-01-01	60.99425
2011-01-01	60.33710
2012-01-01	60.79125
2013-01-01	60.52207
2014-01-01	61.32968
2015-01-01	61.68165
2016-01-01	61.95271