Year Millions of 2000 Dollars 1966-01-01 1758.08 1967-01-01 1888.16 1968-01-01 2002.73 1969-01-01 2236.32 1970-01-01 2702.60 1971-01-01 2814.26 1972-01-01 3101.10 1973-01-01 3682.59 1974-01-01 3224.68 1975-01-01 3134.78 1976-01-01 3712.94 1977-01-01 5417.95 1978-01-01 6189.67 1979-01-01 6243.85 1980-01-01 5414.70 1981-01-01 4142.88 1982-01-01 3771.32 1983-01-01 3517.12 1984-01-01 3336.04 1985-01-01 3312.35 1986-01-01 4413.33 1987-01-01 4561.87 1988-01-01 4191.03 1989-01-01 3893.96 1990-01-01 3951.69 1991-01-01 3933.06 1992-01-01 4119.04 1993-01-01 2727.09 1994-01-01 4973.50 1995-01-01 5015.43 1996-01-01 6184.94 1997-01-01 6416.61 1998-01-01 6580.99 1999-01-01 5793.03 2000-01-01 5493.68 2001-01-01 5673.62 2002-01-01 6210.71 2003-01-01 6897.66 2004-01-01 7462.12 2005-01-01 8474.15 2006-01-01 10082.50 2007-01-01 12915.40 2008-01-01 12027.80 2009-01-01 13976.20 2010-01-01 15820.40 2011-01-01 17379.20 2012-01-01 19328.30 2013-01-01 21873.10 2014-01-01 24097.20 2015-01-01 24153.00 2016-01-01 24488.30