Year Percent of Working-Age Population 1960-01-01 6.03545675737062 1961-01-01 6.15222922731289 1962-01-01 6.24131781987676 1963-01-01 6.30834383100471 1964-01-01 6.35892419668832 1965-01-01 6.39655644944586 1966-01-01 6.51977656245738 1967-01-01 6.60904535797147 1968-01-01 6.67656354094395 1969-01-01 6.73916457814258 1970-01-01 6.80440572990060 1971-01-01 6.96044762484420 1972-01-01 7.10237796023552 1973-01-01 7.20867259710683 1974-01-01 7.25092389708648 1975-01-01 7.21909584534170 1976-01-01 7.20491618752713 1977-01-01 7.12808702189349 1978-01-01 7.00431576098513 1979-01-01 6.84926624216846 1980-01-01 6.67341182632131 1981-01-01 6.58902416568685 1982-01-01 6.48030263786694 1983-01-01 6.36042071971786 1984-01-01 6.24369980894000 1985-01-01 6.13816208388260 1986-01-01 6.09584256363571 1987-01-01 6.05195576127271 1988-01-01 6.00388553576248 1989-01-01 5.94805983013165 1990-01-01 5.88415322319632 1991-01-01 5.88550230557125 1992-01-01 5.87187741640234 1993-01-01 5.84880728628094 1994-01-01 5.82253650309925 1995-01-01 5.79661655131044 1996-01-01 5.80659973585278 1997-01-01 5.80414857668183 1998-01-01 5.78882333045014 1999-01-01 5.75936803409718 2000-01-01 5.71650572600434 2001-01-01 5.71615384359983 2002-01-01 5.70032548965047 2003-01-01 5.66937790065314 2004-01-01 5.62228758016579 2005-01-01 5.56052397821863 2006-01-01 5.52499042236513 2007-01-01 5.47646924543284 2008-01-01 5.41829751135491 2009-01-01 5.35254102969287 2010-01-01 5.28255811924397 2011-01-01 5.23526801688240 2012-01-01 5.17963283283946 2013-01-01 5.12963825986821 2014-01-01 5.10189778113937 2015-01-01 5.10432698038882 2016-01-01 5.15489775473930 2017-01-01 5.22184178530206