Year Millions of 2000 Dollars 1960-01-01 1647.10 1961-01-01 1877.12 1962-01-01 2127.39 1963-01-01 2380.17 1964-01-01 1985.80 1965-01-01 2177.03 1966-01-01 2262.69 1967-01-01 2522.21 1968-01-01 2659.74 1969-01-01 3337.28 1970-01-01 3605.19 1971-01-01 4667.33 1972-01-01 5925.82 1973-01-01 8059.97 1974-01-01 10931.10 1975-01-01 10780.20 1976-01-01 12957.00 1977-01-01 14507.80 1978-01-01 18805.60 1979-01-01 18766.80 1980-01-01 17410.70 1981-01-01 15132.30 1982-01-01 13195.60 1983-01-01 11942.10 1984-01-01 11196.00 1985-01-01 17646.30 1986-01-01 25421.10 1987-01-01 38268.40 1988-01-01 45046.40 1989-01-01 50057.40 1990-01-01 62669.80 1991-01-01 58662.60 1992-01-01 69340.90 1993-01-01 69340.90 1994-01-01 80845.20 1995-01-01 85175.50 1996-01-01 87153.10 1997-01-01 82552.10 1998-01-01 82552.10 1999-01-01 78264.50 2000-01-01 81356.30 2001-01-01 77858.10 2002-01-01 90928.50 2003-01-01 114833.00 2004-01-01 137535.00 2005-01-01 146273.00 2006-01-01 190600.00 2007-01-01 233527.00 2008-01-01 209923.00 2009-01-01 193548.00 2010-01-01 184911.00 2011-01-01 177810.00