Year Percent of Working-Age Population 1960-01-01 4.90529306718891 1961-01-01 4.92443615374429 1962-01-01 4.92503834773339 1963-01-01 4.90719689839753 1964-01-01 4.86932450518464 1965-01-01 4.81281903058613 1966-01-01 4.83427279341081 1967-01-01 4.82772327051414 1968-01-01 4.79972264327410 1969-01-01 4.75640334476549 1970-01-01 4.70308809669014 1971-01-01 4.75094591029536 1972-01-01 4.77867367801116 1973-01-01 4.78979939422095 1974-01-01 4.78827899755167 1975-01-01 4.77651189903828 1976-01-01 4.89705581560823 1977-01-01 4.99984192898706 1978-01-01 5.08590291625489 1979-01-01 5.15610153143365 1980-01-01 5.21162701464909 1981-01-01 5.32068905886814 1982-01-01 5.41247439635170 1983-01-01 5.48892881728547 1984-01-01 5.55091597786715 1985-01-01 5.59993051666178 1986-01-01 5.68781684677696 1987-01-01 5.75904989387386 1988-01-01 5.81722710084425 1989-01-01 5.86612135215696 1990-01-01 5.90820651934014 1991-01-01 5.96614533676137 1992-01-01 6.01037373440812 1993-01-01 6.04254904871193 1994-01-01 6.06343902637105 1995-01-01 6.07414202603563 1996-01-01 6.11137625279445 1997-01-01 6.12916173781556 1998-01-01 6.13158800529261 1999-01-01 6.12292828224998 2000-01-01 6.10612909807012 2001-01-01 6.10360654350356 2002-01-01 6.08698457813338 2003-01-01 6.05826711423787 2004-01-01 6.01809741003533 2005-01-01 5.96791038389328 2006-01-01 5.95533946082929 2007-01-01 5.93070447999962 2008-01-01 5.89391787437393 2009-01-01 5.84312829646763 2010-01-01 5.77902683709141 2011-01-01 5.74086845832788 2012-01-01 5.68860620633246 2013-01-01 5.63273884471519 2014-01-01 5.58506350857752 2015-01-01 5.55148824859094 2016-01-01 5.55272410435632 2017-01-01 5.55951133533976