Year Percent of Working-Age Population 1960-01-01 5.23480387833605 1961-01-01 5.28167281082204 1962-01-01 5.31623156485500 1963-01-01 5.34012971089130 1964-01-01 5.35334201730159 1965-01-01 5.35734729597974 1966-01-01 5.38650788046294 1967-01-01 5.40305688256971 1968-01-01 5.41014659897969 1969-01-01 5.41136405954924 1970-01-01 5.40930996390299 1971-01-01 5.43225129830802 1972-01-01 5.44773763101619 1973-01-01 5.45982261794281 1974-01-01 5.47134820442016 1975-01-01 5.48486110699746 1976-01-01 5.52172686097366 1977-01-01 5.55631221983241 1978-01-01 5.59101353076334 1979-01-01 5.62849753362024 1980-01-01 5.66987724124268 1981-01-01 5.75187519647958 1982-01-01 5.83332486242751 1983-01-01 5.91685522433083 1984-01-01 6.00495135987137 1985-01-01 6.09916790640763 1986-01-01 6.24345190154501 1987-01-01 6.38838023285607 1988-01-01 6.53509445358140 1989-01-01 6.68443133156233 1990-01-01 6.83711520681652 1991-01-01 7.01728328734232 1992-01-01 7.19511717895241 1993-01-01 7.37219534692391 1994-01-01 7.55024456481383 1995-01-01 7.73065454726076 1996-01-01 7.90840649089599 1997-01-01 8.08046337018300 1998-01-01 8.24847542587282 1999-01-01 8.41452829959404 2000-01-01 8.58045337902318 2001-01-01 8.74281160942885 2002-01-01 8.90240648004214 2003-01-01 9.05356474679191 2004-01-01 9.18708556338092 2005-01-01 9.30025994537390 2006-01-01 9.39279176692984 2007-01-01 9.46718567405792 2008-01-01 9.53644265020344 2009-01-01 9.61687569653097 2010-01-01 9.71871497921305 2011-01-01 9.83592120517217 2012-01-01 9.96946581847583 2013-01-01 10.12230146170950 2014-01-01 10.29678501015870 2015-01-01 10.49508757319120 2016-01-01 10.71590737320660 2017-01-01 10.95483574567720