Year	Percent of People Ages 15 and Above
1986-01-01	43.45291
1987-01-01	44.06938
1988-01-01	44.46545
1989-01-01	45.07521
1990-01-01	45.66152
1991-01-01	45.88881
1992-01-01	46.14428
1993-01-01	46.52509
1994-01-01	47.12167
1995-01-01	47.09620
1996-01-01	47.58332
1997-01-01	48.42160
1998-01-01	49.10092
1999-01-01	49.92181
2000-01-01	50.65659
2001-01-01	51.51085
2002-01-01	51.99348
2003-01-01	52.79801
2004-01-01	54.62963
2005-01-01	53.84913
2006-01-01	52.73906
2007-01-01	54.09223
2008-01-01	53.55455
2009-01-01	54.30983
2010-01-01	54.82559
2011-01-01	56.89923
2012-01-01	58.00544
2013-01-01	58.50274
2014-01-01	59.41668
2015-01-01	59.90456
2016-01-01	60.77073