Year Percent of Working-Age Population 1960-01-01 6.33843301149807 1961-01-01 6.33315240937141 1962-01-01 6.30376781847362 1963-01-01 6.25802856077540 1964-01-01 6.20421176103824 1965-01-01 6.14724287993582 1966-01-01 6.18025391048077 1967-01-01 6.19919883586955 1968-01-01 6.20701041023238 1969-01-01 6.20737506155747 1970-01-01 6.20273998967766 1971-01-01 6.27301142644292 1972-01-01 6.32560419727260 1973-01-01 6.36142757360607 1974-01-01 6.38190979189989 1975-01-01 6.38878619034252 1976-01-01 6.45175575004662 1977-01-01 6.49592912647775 1978-01-01 6.51840529797900 1979-01-01 6.51420609501153 1980-01-01 6.48334017977185 1981-01-01 6.48770599317359 1982-01-01 6.46730478665804 1983-01-01 6.43052453050354 1984-01-01 6.38587446384032 1985-01-01 6.33940762673177 1986-01-01 6.34073538076587 1987-01-01 6.33313590727733 1988-01-01 6.32401415606454 1989-01-01 6.32164909207866 1990-01-01 6.33079989093329 1991-01-01 6.40017166449610 1992-01-01 6.47117477814585 1993-01-01 6.54264820214474 1994-01-01 6.61239919850903 1995-01-01 6.68008617117782 1996-01-01 6.81096778725970 1997-01-01 6.93301588792846 1998-01-01 7.05044702791010 1999-01-01 7.16833783075387 2000-01-01 7.28927556672462 2001-01-01 7.36255137986665 2002-01-01 7.40757781151511 2003-01-01 7.41947968025836 2004-01-01 7.39781913647929 2005-01-01 7.34929244619995 2006-01-01 7.39765776701878 2007-01-01 7.42140849813497 2008-01-01 7.41990558232921 2009-01-01 7.39006432685535 2010-01-01 7.32775480860671 2011-01-01 7.38130771476739 2012-01-01 7.42465675819918 2013-01-01 7.46807076437095 2014-01-01 7.52352448552121 2015-01-01 7.59933619179156 2016-01-01 7.74671244733775 2017-01-01 7.90128861853176