Year Millions of 2000 Dollars 1960-01-01 4171.30 1961-01-01 4361.50 1962-01-01 5008.37 1963-01-01 5259.22 1964-01-01 5290.22 1965-01-01 5543.77 1966-01-01 5266.55 1967-01-01 5625.69 1968-01-01 6008.35 1969-01-01 6286.43 1970-01-01 6469.39 1971-01-01 7472.01 1972-01-01 8713.16 1973-01-01 10165.10 1974-01-01 12081.20 1975-01-01 13474.50 1976-01-01 14157.90 1977-01-01 16461.70 1978-01-01 19779.50 1979-01-01 20661.70 1980-01-01 17556.40 1981-01-01 15252.50 1982-01-01 13886.00 1983-01-01 12241.70 1984-01-01 10955.30 1985-01-01 11855.30 1986-01-01 15139.70 1987-01-01 17796.90 1988-01-01 18654.10 1989-01-01 20224.70 1990-01-01 23381.90 1991-01-01 26150.80 1992-01-01 25008.60 1993-01-01 24632.90 1994-01-01 28473.50 1995-01-01 31447.00 1996-01-01 31218.40 1997-01-01 32307.70 1998-01-01 35387.00 1999-01-01 34857.30 2000-01-01 34730.70 2001-01-01 35837.20 2002-01-01 42367.50 2003-01-01 52510.20 2004-01-01 58364.90 2005-01-01 57165.20 2006-01-01 71348.60 2007-01-01 87257.50 2008-01-01 92007.70 2009-01-01 96500.50 2010-01-01 100843.00 2011-01-01 102383.00 2012-01-01 106772.00 2013-01-01 113103.00 2014-01-01 106983.00 2015-01-01 102508.00 2016-01-01 102948.00