Year Percent of Working-Age Population 1960-01-01 5.61544145559362 1961-01-01 5.90638391071436 1962-01-01 6.19133999595403 1963-01-01 6.46484495631487 1964-01-01 6.71592789580206 1965-01-01 6.93628395491396 1966-01-01 7.17614647203073 1967-01-01 7.37047220592869 1968-01-01 7.53002341180321 1969-01-01 7.67332354355075 1970-01-01 7.81199527909950 1971-01-01 7.97364963774761 1972-01-01 8.12093161329591 1973-01-01 8.24850993549289 1974-01-01 8.34548348741273 1975-01-01 8.40624623657456 1976-01-01 8.46686645758211 1977-01-01 8.48667086932863 1978-01-01 8.46947552172134 1979-01-01 8.41935327266717 1980-01-01 8.34006008702588 1981-01-01 8.34729328442740 1982-01-01 8.32126565245051 1983-01-01 8.26387597747033 1984-01-01 8.17676160113091 1985-01-01 8.06315309687766 1986-01-01 8.01528224945294 1987-01-01 7.93876662660992 1988-01-01 7.83853689827868 1989-01-01 7.72028481831889 1990-01-01 7.58924706891137 1991-01-01 7.44854162356263 1992-01-01 7.30113075887208 1993-01-01 7.15405517219096 1994-01-01 7.01487743444159 1995-01-01 6.88810776953893 1996-01-01 6.79457725419784 1997-01-01 6.70705347536566 1998-01-01 6.62514762208915 1999-01-01 6.54750353071604 2000-01-01 6.47418273700164 2001-01-01 6.41971508325065 2002-01-01 6.35720964782515 2003-01-01 6.29214735390969 2004-01-01 6.23130738712020 2005-01-01 6.17757920859290 2006-01-01 6.16349965637861 2007-01-01 6.15302187872832 2008-01-01 6.13097046646114 2009-01-01 6.07592367069179 2010-01-01 5.98131679304975 2011-01-01 5.86418321423919 2012-01-01 5.71402476499805 2013-01-01 5.56993692481280 2014-01-01 5.47967472466415 2015-01-01 5.46307808113421 2016-01-01 5.53048855097660 2017-01-01 5.64678891944632