Year	Millions of 2000 Dollars
1960-01-01	754.5939999999999
1961-01-01	770.4420000000000
1962-01-01	845.6210000000001
1963-01-01	870.4739999999999
1964-01-01	1081.4000000000000
1965-01-01	1208.2400000000000
1966-01-01	1247.2300000000000
1967-01-01	1227.2500000000000
1968-01-01	1303.8400000000000
1969-01-01	1420.9800000000000
1970-01-01	1429.6900000000000
1971-01-01	1528.3900000000000
1972-01-01	1738.8600000000000
1973-01-01	2294.8500000000000
1974-01-01	2380.2800000000000
1975-01-01	2466.0800000000000
1976-01-01	2636.6800000000000
1977-01-01	2889.9900000000000
1978-01-01	3040.8300000000000
1979-01-01	3067.7100000000000
1980-01-01	2914.5500000000000
1981-01-01	2888.7200000000000
1982-01-01	3129.0900000000000
1983-01-01	3401.2000000000000
1984-01-01	3600.3500000000000
1985-01-01	4066.3500000000000
1986-01-01	4422.6200000000000
1987-01-01	4495.5000000000000
1988-01-01	4850.2900000000000
1989-01-01	5275.0400000000000
1990-01-01	5943.5100000000000
1991-01-01	6632.8100000000000
1992-01-01	3017.6700000000000
1993-01-01	3177.8500000000000
1994-01-01	3229.8700000000000
1995-01-01	3169.2400000000000
1996-01-01	3281.7400000000000
1997-01-01	3664.0500000000000
1998-01-01	3342.7400000000000
1999-01-01	3401.4700000000000
2000-01-01	3625.3100000000000
2001-01-01	3788.8200000000000
2002-01-01	4272.9100000000000
2003-01-01	4675.8600000000000
2004-01-01	5355.6000000000000
2005-01-01	6111.5200000000000
2006-01-01	7046.8200000000000
2007-01-01	7812.0100000000000
2008-01-01	8900.6200000000000