Year	Millions of 2000 Dollars
1960-01-01	24813.10
1961-01-01	24558.60
1962-01-01	16571.90
1963-01-01	21972.80
1964-01-01	27215.90
1965-01-01	27350.90
1966-01-01	26971.60
1967-01-01	28540.40
1968-01-01	35227.40
1969-01-01	40629.90
1970-01-01	40696.80
1971-01-01	33063.50
1972-01-01	67043.00
1973-01-01	107217.00
1974-01-01	141052.00
1975-01-01	27300.50
1976-01-01	26677.80
1977-01-01	42205.90
1978-01-01	63497.10
1979-01-01	98411.30
1980-01-01	137401.00
1981-01-01	65424.00
1982-01-01	22080.40
1983-01-01	21962.70
1984-01-01	20508.20
1985-01-01	23329.50
1986-01-01	31419.60
1987-01-01	26535.50
1988-01-01	38739.40
1989-01-01	6359.13
1990-01-01	23314.80
1991-01-01	30572.00
1992-01-01	48786.30
1993-01-01	69021.60
1994-01-01	79031.70
1995-01-01	74593.50
1996-01-01	85854.30
1997-01-01	105817.00
1998-01-01	115032.00
1999-01-01	116524.00
2000-01-01	114488.00
2001-01-01	90664.60
2002-01-01	31875.80
2003-01-01	46346.00
2004-01-01	53534.20
2005-01-01	61799.30
2006-01-01	71807.80
2007-01-01	83510.10
2008-01-01	82119.70
2009-01-01	85047.50
2010-01-01	106565.00
2011-01-01	120427.00
2012-01-01	139627.00
2013-01-01	131655.00
2014-01-01	129627.00
2015-01-01	116573.00
2016-01-01	133211.00