Year Percent Change at Annual Rate 1960-01-01 2.546420390419770 1961-01-01 2.753255812847460 1962-01-01 2.924308779936010 1963-01-01 3.024907470200060 1964-01-01 3.035902815479790 1965-01-01 2.989719557531910 1966-01-01 2.922838938806760 1967-01-01 2.873333547055210 1968-01-01 2.849671568112150 1969-01-01 2.867116895982680 1970-01-01 2.904641618379260 1971-01-01 2.945269952243450 1972-01-01 2.963878067321000 1973-01-01 2.951149797804380 1974-01-01 2.900409924299660 1975-01-01 2.825748415059920 1976-01-01 2.747300278406340 1977-01-01 2.682159334206190 1978-01-01 2.634105895220220 1979-01-01 2.608297461674760 1980-01-01 2.597995642582140 1981-01-01 2.562322907035700 1982-01-01 2.520751764692040 1983-01-01 2.526639269403510 1984-01-01 2.591917406429820 1985-01-01 2.678324520511280 1986-01-01 2.792656965926970 1987-01-01 2.845027297985430 1988-01-01 2.734597790950560 1989-01-01 2.424953166453900 1990-01-01 1.994770144794300 1991-01-01 1.534447038109320 1992-01-01 1.146911989643730 1993-01-01 0.874170310748675 1994-01-01 0.761322216154386 1995-01-01 0.766318739516241 1996-01-01 0.803019783847557 1997-01-01 0.822314297272446 1998-01-01 0.848173550322018 1999-01-01 0.869535411795867 2000-01-01 0.891325195143673 2001-01-01 0.927514095525646 2002-01-01 0.982153230553132 2003-01-01 1.043253381899800 2004-01-01 1.109368827177310 2005-01-01 1.179084378258960 2006-01-01 1.241682223072910 2007-01-01 1.307206125937430 2008-01-01 1.397049160300830 2009-01-01 1.516449585367630 2010-01-01 1.648857385010640 2011-01-01 1.785378741809710 2012-01-01 1.890746389452470 2013-01-01 1.931356333918800 2014-01-01 1.891614201093240 2015-01-01 1.795779087871010 2016-01-01 1.682874029498550 2017-01-01 1.581178091697890