Year	Millions of 2000 Dollars
1960-01-01	8781.25
1961-01-01	8500.20
1962-01-01	8371.30
1963-01-01	8418.66
1964-01-01	8885.00
1965-01-01	8724.60
1966-01-01	8771.49
1967-01-01	6714.65
1968-01-01	6535.83
1969-01-01	6967.14
1970-01-01	7175.46
1971-01-01	8659.17
1972-01-01	11400.10
1973-01-01	16767.80
1974-01-01	14570.20
1975-01-01	11971.70
1976-01-01	12291.80
1977-01-01	14182.60
1978-01-01	16972.40
1979-01-01	16422.90
1980-01-01	15553.30
1981-01-01	14239.00
1982-01-01	13897.20
1983-01-01	12756.70
1984-01-01	10776.30
1985-01-01	14366.00
1986-01-01	18642.40
1987-01-01	26368.00
1988-01-01	50417.40
1989-01-01	50103.30
1990-01-01	51229.20
1991-01-01	46497.70
1992-01-01	44641.00
1993-01-01	50123.20
1994-01-01	61248.00
1995-01-01	66440.30
1996-01-01	79307.60
1997-01-01	68507.60
1998-01-01	61244.80
1999-01-01	63138.70
2000-01-01	52417.00
2001-01-01	53143.10
2002-01-01	65931.10
2003-01-01	87485.00
2004-01-01	96945.60
2005-01-01	97352.00
2006-01-01	109435.00
2007-01-01	128133.00
2008-01-01	105585.00
2009-01-01	127420.00
2010-01-01	145253.00