Year Percent Change at Annual Rate 1960-01-01 1.3065077847036400 1961-01-01 -0.1600425009157630 1962-01-01 0.3956944905377760 1963-01-01 0.4770589723935820 1964-01-01 0.5889032395993200 1965-01-01 0.5285660725752630 1966-01-01 0.4253185352068660 1967-01-01 0.3238703530385850 1968-01-01 0.2376878693406980 1969-01-01 0.2046637615787240 1970-01-01 -0.3898732382406600 1971-01-01 -0.3175637010770640 1972-01-01 0.4145032195188390 1973-01-01 0.5521416916631970 1974-01-01 0.6649003877231160 1975-01-01 0.6999651815809710 1976-01-01 0.6670371109580350 1977-01-01 0.5987997625394600 1978-01-01 0.5418134379662950 1979-01-01 0.4893544962503380 1980-01-01 0.1150873375896530 1981-01-01 -0.0349627546368980 1982-01-01 0.1381005512756440 1983-01-01 0.0875055933921190 1984-01-01 0.0615568796708922 1985-01-01 0.0668204351778328 1986-01-01 0.0494116240523893 1987-01-01 0.0492132630538710 1988-01-01 0.0768792586277848 1989-01-01 0.0559172038359360 1990-01-01 -0.2678307732108370 1991-01-01 -0.2400648417896360 1992-01-01 0.1022411651068670 1993-01-01 0.1039470424766440 1994-01-01 0.0361217655856125 1995-01-01 -0.0613140627238111 1996-01-01 -0.1163812992346300 1997-01-01 -0.1077627492743520 1998-01-01 -0.0947447516571582 1999-01-01 -0.1021759342954540 2000-01-01 -0.2804141080788840 2001-01-01 -0.3757197043359050 2002-01-01 -0.1929016175641670 2003-01-01 -0.0286205907191660 2004-01-01 0.0304348483027166 2005-01-01 0.1383259800467180 2006-01-01 0.2707956292321850 2007-01-01 0.5835422053851130 2008-01-01 0.8294126029930330 2009-01-01 0.5697294514180610 2010-01-01 0.2913616741804200 2011-01-01 0.2067476673354170 2012-01-01 0.1399256557409720 2013-01-01 0.0331699460503076 2014-01-01 0.1052775815275180 2015-01-01 0.1965887484726530 2016-01-01 0.1920484158426840 2017-01-01 0.2362361199516280