Year Percent of Working-Age Population 1960-01-01 5.30742651574088 1961-01-01 5.34444853728774 1962-01-01 5.35854517956930 1963-01-01 5.35422546668400 1964-01-01 5.33631282695869 1965-01-01 5.30765232382577 1966-01-01 5.36880593630963 1967-01-01 5.41129007049282 1968-01-01 5.43654527352173 1969-01-01 5.44534492245179 1970-01-01 5.43916150616349 1971-01-01 5.50554153978486 1972-01-01 5.55047882684065 1973-01-01 5.57677198478694 1974-01-01 5.58688332689198 1975-01-01 5.58274958222935 1976-01-01 5.64998560243460 1977-01-01 5.70008043227412 1978-01-01 5.73596359143932 1979-01-01 5.75878787503394 1980-01-01 5.76885626636754 1981-01-01 5.81111268324624 1982-01-01 5.83097235449171 1983-01-01 5.83303956800185 1984-01-01 5.82164215962571 1985-01-01 5.79913414981638 1986-01-01 5.85076023787554 1987-01-01 5.88705160068108 1988-01-01 5.90897001708282 1989-01-01 5.91665719128337 1990-01-01 5.91085259362781 1991-01-01 5.93214455680601 1992-01-01 5.93584589069058 1993-01-01 5.92672917369390 1994-01-01 5.91020151817178 1995-01-01 5.88994875091896 1996-01-01 5.90711522320701 1997-01-01 5.91167111221763 1998-01-01 5.90456819127076 1999-01-01 5.88418609000599 2000-01-01 5.84988317417335 2001-01-01 5.85605284006004 2002-01-01 5.84556107839285 2003-01-01 5.82437960016892 2004-01-01 5.79858611467196 2005-01-01 5.77150748412170 2006-01-01 5.79822283672423 2007-01-01 5.81680805735679 2008-01-01 5.82706560962005 2009-01-01 5.82857220634509 2010-01-01 5.82250092795741 2011-01-01 5.82779730313494 2012-01-01 5.82375898927636 2013-01-01 5.81370558842067 2014-01-01 5.80080600776161 2015-01-01 5.78748835210405 2016-01-01 5.79843695757088 2017-01-01 5.80415291053529