Year	Millions of 2000 Dollars
1960-01-01	1414.420
1961-01-01	1549.590
1962-01-01	1801.820
1963-01-01	910.591
1964-01-01	1108.250
1965-01-01	1276.830
1966-01-01	1235.190
1967-01-01	1194.340
1968-01-01	1331.560
1969-01-01	1479.560
1970-01-01	1502.580
1971-01-01	1619.580
1972-01-01	1784.520
1973-01-01	1766.860
1974-01-01	1784.730
1975-01-01	1876.840
1976-01-01	2222.830
1977-01-01	2666.460
1978-01-01	2843.670
1979-01-01	3169.640
1980-01-01	3033.360
1981-01-01	2963.790
1982-01-01	3367.100
1983-01-01	3367.100
1984-01-01	3981.340
1985-01-01	4234.910
1986-01-01	4705.390
1987-01-01	6789.530
1988-01-01	8747.410
1989-01-01	11464.800
1990-01-01	15191.300
1991-01-01	15191.300
1992-01-01	15191.300
1993-01-01	15191.300
1994-01-01	15191.300
1995-01-01	15191.300
1996-01-01	15191.300
1997-01-01	15191.300
1998-01-01	15191.300
1999-01-01	15191.300
2000-01-01	15191.300
2001-01-01	15191.300
2002-01-01	15191.300
2003-01-01	15191.300
2004-01-01	15191.300
2005-01-01	15191.300
2006-01-01	1770.210
2007-01-01	2488.880
2008-01-01	3030.510
2009-01-01	4211.240
2010-01-01	5671.020
2011-01-01	6167.870
2012-01-01	6199.530
2013-01-01	6180.000
2014-01-01	6497.230
2015-01-01	5649.270
2016-01-01	6182.690