Year Percent of Working-Age Population 1960-01-01 5.31917113753102 1961-01-01 5.36146506951150 1962-01-01 5.37909168072296 1963-01-01 5.37668991107564 1964-01-01 5.35979875282539 1965-01-01 5.33183121336479 1966-01-01 5.40253462681326 1967-01-01 5.45512077276087 1968-01-01 5.48863933122228 1969-01-01 5.50150697610071 1970-01-01 5.49441664587128 1971-01-01 5.56396788425778 1972-01-01 5.60779967674592 1973-01-01 5.62966800886598 1974-01-01 5.63406110179010 1975-01-01 5.62439357570443 1976-01-01 5.69329373920421 1977-01-01 5.74568401344053 1978-01-01 5.78333324616651 1979-01-01 5.80622116717368 1980-01-01 5.81446237592126 1981-01-01 5.85625011351226 1982-01-01 5.87427883071047 1983-01-01 5.87310928665163 1984-01-01 5.85773101502475 1985-01-01 5.83128320132143 1986-01-01 5.88455970598464 1987-01-01 5.92251109654523 1988-01-01 5.94626039908391 1989-01-01 5.95669851865887 1990-01-01 5.95517810795649 1991-01-01 5.99513777059701 1992-01-01 6.02039856615532 1993-01-01 6.03401149607562 1994-01-01 6.03951010536050 1995-01-01 6.03973383491337 1996-01-01 6.06688141717776 1997-01-01 6.07931403354734 1998-01-01 6.07961788892063 1999-01-01 6.06856824623882 2000-01-01 6.04658689351953 2001-01-01 6.06884816675044 2002-01-01 6.07720856688773 2003-01-01 6.07616249344652 2004-01-01 6.07035208389611 2005-01-01 6.06271962764108 2006-01-01 6.09843219323609 2007-01-01 6.12479976607629 2008-01-01 6.14190175365654 2009-01-01 6.14959937194618 2010-01-01 6.14945945017417 2011-01-01 6.17415659225559 2012-01-01 6.18862806575388 2013-01-01 6.19422289876659 2014-01-01 6.19164851298855 2015-01-01 6.18283361904465 2016-01-01 6.18473328955455 2017-01-01 6.17604167821514