Year Percent of Working-Age Population 1960-01-01 6.52463081744938 1961-01-01 6.57527878787315 1962-01-01 6.56784297719655 1963-01-01 6.51235526955750 1964-01-01 6.42052253643222 1965-01-01 6.29937297757087 1966-01-01 6.43288860418238 1967-01-01 6.54327351311083 1968-01-01 6.63161845594223 1969-01-01 6.70196937659954 1970-01-01 6.75983022051093 1971-01-01 6.86941730282990 1972-01-01 6.96403097835915 1973-01-01 7.04668285598268 1974-01-01 7.11887709271586 1975-01-01 7.18139235479400 1976-01-01 7.29977415240554 1977-01-01 7.40334504479021 1978-01-01 7.49294978624458 1979-01-01 7.56906713695621 1980-01-01 7.63322047076820 1981-01-01 7.72491507572187 1982-01-01 7.80094947522343 1983-01-01 7.86188233784818 1984-01-01 7.90704894646729 1985-01-01 7.93937054969071 1986-01-01 7.98914854805939 1987-01-01 8.02306489484319 1988-01-01 8.05318858228404 1989-01-01 8.09369757419983 1990-01-01 8.15331726204449 1991-01-01 8.24952532429360 1992-01-01 8.35283259362742 1993-01-01 8.46447544992293 1994-01-01 8.58373841625065 1995-01-01 8.70970033964051 1996-01-01 8.86810098560511 1997-01-01 9.02388971376146 1998-01-01 9.17186402244636 1999-01-01 9.30375263384197 2000-01-01 9.41600575204714 2001-01-01 9.54412143410930 2002-01-01 9.64817306066817 2003-01-01 9.73335612399512 2004-01-01 9.80621507119569 2005-01-01 9.87481189296432 2006-01-01 9.97690509617927 2007-01-01 10.07598395527550 2008-01-01 10.18313845240220 2009-01-01 10.31102867376320 2010-01-01 10.47007767918300 2011-01-01 10.67811930763350 2012-01-01 10.90483879364120 2013-01-01 11.17278832161340 2014-01-01 11.51307341341090 2015-01-01 11.94266257664450 2016-01-01 12.47869391165380 2017-01-01 13.09566044488370