Year Percent Change at Annual Rate 1960-01-01 2.394592558997380 1961-01-01 2.373407643632340 1962-01-01 2.351006945520810 1963-01-01 2.342211314490430 1964-01-01 2.354313302029410 1965-01-01 2.375698382652670 1966-01-01 2.399731614464360 1967-01-01 2.404603020395370 1968-01-01 2.373052951708950 1969-01-01 2.296808078349400 1970-01-01 2.192638958526180 1971-01-01 2.077352781555330 1972-01-01 1.976233977357580 1973-01-01 1.903070731206200 1974-01-01 1.868173627283170 1975-01-01 1.857731340692600 1976-01-01 1.855831165808810 1977-01-01 1.841628662601450 1978-01-01 1.805910003564120 1979-01-01 1.740928956430120 1980-01-01 1.658066161422070 1981-01-01 1.567441535302760 1982-01-01 1.489010483336530 1983-01-01 1.436412178833880 1984-01-01 1.418158824628310 1985-01-01 1.421532453071940 1986-01-01 1.429279220847020 1987-01-01 1.423068978461940 1988-01-01 1.397237546912920 1989-01-01 1.344559771811940 1990-01-01 1.271778414030970 1991-01-01 1.204052040865270 1992-01-01 1.139482066838130 1993-01-01 1.053798070624860 1994-01-01 0.942479889155012 1995-01-01 0.818665077134010 1996-01-01 0.682698396139437 1997-01-01 0.566562682997668 1998-01-01 0.508519875892261 1999-01-01 0.528478769771133 2000-01-01 0.602575193660151 2001-01-01 0.695670813714930 2002-01-01 0.770279994239963 2003-01-01 0.815202956677921 2004-01-01 0.814929520707161 2005-01-01 0.781656162799884 2006-01-01 0.742925121100605 2007-01-01 0.712437925036710 2008-01-01 0.679351091596139 2009-01-01 0.645934455608924 2010-01-01 0.612152267067094 2011-01-01 0.575929982986052 2012-01-01 0.539927448664296 2013-01-01 0.780301447580142 2014-01-01 0.899512787210326 2015-01-01 0.934429493640965 2016-01-01 1.124060307003260 2017-01-01 1.130220486487770