Year	Millions of 2000 Dollars
1974-01-01	7132.25
1975-01-01	3829.01
1976-01-01	4320.39
1977-01-01	5218.04
1978-01-01	5827.83
1979-01-01	6018.16
1980-01-01	6229.83
1981-01-01	5470.57
1982-01-01	4868.27
1983-01-01	6338.86
1984-01-01	7991.97
1985-01-01	7341.20
1986-01-01	8496.74
1987-01-01	9542.45
1988-01-01	10042.40
1989-01-01	11384.90
1990-01-01	10680.50
1991-01-01	10931.40
1992-01-01	11773.60
1993-01-01	12393.30
1994-01-01	14261.00
1995-01-01	15406.20
1996-01-01	15850.20
1997-01-01	15974.30
1998-01-01	16413.80
1999-01-01	17553.00
2000-01-01	19137.00
2001-01-01	25660.40
2002-01-01	28283.50
2003-01-01	31265.00
2004-01-01	33494.60
2005-01-01	34455.20
2006-01-01	38719.70
2007-01-01	42620.90
2008-01-01	49281.40
2009-01-01	56627.20
2010-01-01	66142.70
2011-01-01	64916.50
2012-01-01	76539.20
2013-01-01	88952.30
2014-01-01	101816.00
2015-01-01	115330.00
2016-01-01	131443.00