Year Percent of Working-Age Population 1960-01-01 5.11460986660129 1961-01-01 5.19875595339736 1962-01-01 5.27195879825306 1963-01-01 5.33220248238086 1964-01-01 5.37776967014214 1965-01-01 5.40790539445974 1966-01-01 5.48113238381276 1967-01-01 5.53623704210604 1968-01-01 5.56947744192331 1969-01-01 5.57818287171582 1970-01-01 5.56452623612478 1971-01-01 5.59540725238389 1972-01-01 5.60334591863239 1973-01-01 5.59753522910346 1974-01-01 5.58924439727111 1975-01-01 5.58596124396455 1976-01-01 5.65014303019710 1977-01-01 5.71355265507360 1978-01-01 5.76960756456266 1979-01-01 5.81325994991205 1980-01-01 5.84429166168991 1981-01-01 5.91518716229567 1982-01-01 5.97359027418520 1983-01-01 6.02426780611229 1984-01-01 6.07497826337974 1985-01-01 6.13131407724791 1986-01-01 6.23489040191296 1987-01-01 6.33513871763326 1988-01-01 6.43126797296705 1989-01-01 6.52441060240712 1990-01-01 6.61618396515350 1991-01-01 6.75424610583318 1992-01-01 6.88452636943108 1993-01-01 7.00119791310409 1994-01-01 7.09956833077973 1995-01-01 7.17891108537340 1996-01-01 7.30135563890195 1997-01-01 7.40663313507349 1998-01-01 7.49377941443370 1999-01-01 7.56402275233230 2000-01-01 7.61960247036881 2001-01-01 7.67591799173303 2002-01-01 7.72096237005753 2003-01-01 7.75327751890769 2004-01-01 7.77100777533915 2005-01-01 7.77490694496880 2006-01-01 7.75256129366354 2007-01-01 7.72375740291106 2008-01-01 7.68964764547613 2009-01-01 7.65220716074148 2010-01-01 7.61488527212864 2011-01-01 7.58735733470168 2012-01-01 7.55942950945837 2013-01-01 7.54358071816308 2014-01-01 7.55640060270773 2015-01-01 7.60587921612667 2016-01-01 7.68380773665529 2017-01-01 7.79015573580197