Year Percent Change at Annual Rate 1961-01-01 1.84722721817978 1962-01-01 1.84815593857104 1963-01-01 1.84966343977122 1964-01-01 1.88188289774499 1965-01-01 1.90046316711667 1966-01-01 1.89727944881113 1967-01-01 1.89775735329529 1968-01-01 1.94620864131187 1969-01-01 1.97872784212660 1970-01-01 2.01378938668539 1971-01-01 2.07363586479219 1972-01-01 2.09497871902052 1973-01-01 2.08001503885542 1974-01-01 2.05817172780434 1975-01-01 2.05205702413917 1976-01-01 2.00346508241232 1977-01-01 1.98664259870283 1978-01-01 1.99586338226301 1979-01-01 2.10057163074239 1980-01-01 2.22221505513612 1981-01-01 2.32824077134714 1982-01-01 2.43736924252103 1983-01-01 2.47601473380136 1984-01-01 2.51882763048397 1985-01-01 2.59438993991287 1986-01-01 2.64988422460750 1987-01-01 2.68566669060282 1988-01-01 2.63035999024055 1989-01-01 2.50870501140066 1990-01-01 2.31713247067700 1991-01-01 2.17510844748172 1992-01-01 1.90528101928697 1993-01-01 1.74174400335988 1994-01-01 1.73807767412993 1995-01-01 1.69831533873739 1996-01-01 1.72111531648082 1997-01-01 1.75619692047435 1998-01-01 1.76492635562178 1999-01-01 1.87837650451843 2000-01-01 1.89620708460710 2001-01-01 1.83744288033090 2002-01-01 1.86616836398557 2003-01-01 1.93018021076725 2004-01-01 2.07385822176977 2005-01-01 2.26662483872053 2006-01-01 2.46087133837460 2007-01-01 2.61480185114455 2008-01-01 2.69515506717457 2009-01-01 2.64341643313651 2010-01-01 2.54391310171425 2011-01-01 2.41022850945632 2012-01-01 2.33993499441212 2013-01-01 2.26477723337375 2014-01-01 2.20558468933363 2015-01-01 2.16335437882348 2016-01-01 2.09547713889641 2017-01-01 2.02753519366929