Year Percent Change at Annual Rate 1960-01-01 3.34549299640546 1961-01-01 3.33725334498304 1962-01-01 3.31861363484330 1963-01-01 3.27725559462697 1964-01-01 3.20851755270556 1965-01-01 3.12478397235658 1966-01-01 3.03816701837967 1967-01-01 2.96504732649790 1968-01-01 2.91341519927171 1969-01-01 2.88873726266477 1970-01-01 2.88193231618707 1971-01-01 2.88042681499538 1972-01-01 2.87368245065709 1973-01-01 2.86091195224528 1974-01-01 2.83912772009626 1975-01-01 2.81229610081236 1976-01-01 2.78461228698842 1977-01-01 2.76203582095939 1978-01-01 2.74754432359170 1979-01-01 2.74301287490656 1980-01-01 2.74417773029039 1981-01-01 2.74408827075704 1982-01-01 2.73927849079639 1983-01-01 2.73163525990282 1984-01-01 2.72029522979178 1985-01-01 2.70484056572965 1986-01-01 2.68872030549659 1987-01-01 2.66860587721767 1988-01-01 2.63774516446995 1989-01-01 2.59440915044548 1990-01-01 2.54303548856739 1991-01-01 2.48883111829356 1992-01-01 2.43748095334816 1993-01-01 2.39108333857900 1994-01-01 2.35169029230464 1995-01-01 2.31698996570744 1996-01-01 2.27978621127223 1997-01-01 2.24028086835395 1998-01-01 2.20494583720129 1999-01-01 2.17465016819313 2000-01-01 2.14585451292258 2001-01-01 2.12335654883864 2002-01-01 2.09518594319406 2003-01-01 2.04393656353466 2004-01-01 1.96361280387338 2005-01-01 1.86693754332806 2006-01-01 1.76377476599632 2007-01-01 1.67598120976124 2008-01-01 1.62004279897735 2009-01-01 1.60575454091899 2010-01-01 1.61957314710249 2011-01-01 1.64160145671962 2012-01-01 1.65369034961466 2013-01-01 1.65287532839452 2014-01-01 1.63281924948264 2015-01-01 1.59959919746382 2016-01-01 1.56449713137855 2017-01-01 1.53468335971281