Year Percent of Working-Age Population 1960-01-01 14.0084599542723 1961-01-01 14.0614838863488 1962-01-01 14.0599541471831 1963-01-01 14.0208435850752 1964-01-01 13.9622932165284 1965-01-01 13.8968821361936 1966-01-01 13.7355039095878 1967-01-01 13.5668909308272 1968-01-01 13.4054276574089 1969-01-01 13.2575379660250 1970-01-01 13.1243291047492 1971-01-01 13.2505600450497 1972-01-01 13.3664525698128 1973-01-01 13.4826266005021 1974-01-01 13.6121641725798 1975-01-01 13.7623690900663 1976-01-01 13.9715048807023 1977-01-01 14.1909975735914 1978-01-01 14.4093835322873 1979-01-01 14.6057141254214 1980-01-01 14.7699754578031 1981-01-01 14.9322138514898 1982-01-01 15.0561494981768 1983-01-01 15.1679132204377 1984-01-01 15.3022129253524 1985-01-01 15.4788760704200 1986-01-01 15.6707720729301 1987-01-01 15.8807890969500 1988-01-01 16.1011980723122 1989-01-01 16.3241666225096 1990-01-01 16.5486490379048 1991-01-01 16.8461542921732 1992-01-01 17.1378472542336 1993-01-01 17.4103259978814 1994-01-01 17.6447001976985 1995-01-01 17.8355258344917 1996-01-01 18.0064470180941 1997-01-01 18.1376795020900 1998-01-01 18.2443299344285 1999-01-01 18.3522637758653 2000-01-01 18.4831382324725 2001-01-01 18.5842011041188 2002-01-01 18.7015582867180 2003-01-01 18.8377591154504 2004-01-01 18.9889152628236 2005-01-01 19.1569873091127 2006-01-01 19.2085401207589 2007-01-01 19.2694285865090 2008-01-01 19.3807223762312 2009-01-01 19.5883661906519 2010-01-01 19.9115384742043 2011-01-01 20.3752520503019 2012-01-01 20.9126142028948 2013-01-01 21.4931086694879 2014-01-01 22.0721114164006 2015-01-01 22.6281075467588 2016-01-01 23.1635095763984 2017-01-01 23.6754125317475