Year	current US$
1960	79130697863.6878
1961	69751959827.1316
1962	63665671300.73832
1963	68854278468.73196
1964	79528471830.86229
1965	92664312895.59523
1966	101404089976.12485
1967	98518488123.5474
1968	99483091224.01917
1969	111852882932.68843
1970	124529386533.3449
1971	133663118898.87474
1972	151975696665.47025
1973	190966934098.52747
1974	215805940986.1303
1975	242410759050.35434
1976	246535288286.6616
1977	283916388802.2749
1978	274791804013.1135
1979	317787852773.8735
1980	366281875842.47473
1981	391126161214.3158
1982	410510005546.932
1983	429737744122.0333
1984	464983907618.223
1985	509995841287.56805
1986	495816957269.4636
1987	478574659417.2479
1988	547015448891.3121
1989	612722523121.2533
1990	657857928301.0554
1991	713592197455.1732
1992	799714495494.4049
1993	878451376104.8516
1994	1061025075907.5648
1995	1299069682388.538
1996	1493263680142.964
1997	1547579546743.8452
1998	1412595890177.048
1999	1554128207056.7537
2000	1707665305357.2139
2001	1818724139550.4382
2002	2019562371328.391
2003	2289506144917.951
2004	2659673215031.6226
2005	3071973706565.302
2006	3718815540590.078
2007	4720941316365.261
2008	5995131969261.315
2009	6465797873248.2
2010	7850609513174.878
2011	9559654206619.342
2012	10704303325397.72
2013	11750264201164.793
2014	12772837977298.955
2015	13230787665993.19
2016	13517713923877.705
2017	14816207165012.006
2018	16527658915007.84
2019	17123193492703.219
2020	17330395419632.816
2021	20644502632655.086
2022	20935239786024.875
2023	20978585356908.93