Year	current US$
1960	6235072605.337364
1961	5483846757.677787
1962	5182133255.768376
1963	5570487459.23961
1964	5950687243.740319
1965	6449126103.313635
1966	6665218206.0325365
1967	6273806095.447356
1968	6456261219.912844
1969	7044398688.16193
1970	7381787773.067385
1971	8142187342.068803
1972	10066630219.112606
1973	16813392614.850388
1974	25622203707.759575
1975	24744584366.056866
1976	28278505687.40796
1977	33546260342.366848
1978	39222755248.22328
1979	53612246824.085236
1980	69002693328.57909
1981	72454878104.73897
1982	72446877676.52075
1983	72843898926.84969
1984	81505362526.59496
1985	77429144349.41429
1986	79364247924.6951
1987	96865184652.04091
1988	116717247222.01474
1989	134289434995.6297
1990	155609662820.2069
1991	179814921473.76654
1992	209364237233.07385
1993	232547484965.58667
1994	288934087503.8892
1995	354497788107.20795
1996	369154944731.26184
1997	415911444363.81024
1998	406436343114.3792
1999	443748741828.76117
2000	541832789939.3619
2001	531628680899.8691
2002	607986496847.3945
2003	753474051504.3569
2004	964342065918.4186
2005	1189300081295.6143
2006	1467488100311.3918
2007	1787981122218.9639
2008	2083586142425.2952
2009	1747625119460.395
2010	2279206155797.067
2011	2733093186822.899
2012	2897737198077.28
2013	3073180210069.8354
2014	3234266221081.0063
2015	3101417212000
2016	2924014199873.467
2017	3220292220125.802
2018	3532798241487.4155
2019	3545561242359.8413
2020	3625177247802.061
2021	4594416314055.219
2022	5003128341993.076
2023	4738018323871.257