Year	current US$
1960	35611510587.557045
1961	38764370887.682884
1962	43376076788.1198
1963	48723848683.61347
1964	53108357318.42817
1965	56626593338.121895
1966	61065576171.12672
1967	66022728206.42781
1968	72340406557.50171
1969	78391071011.35152
1970	80562182591.23657
1971	90112465964.24767
1972	110230169050.71521
1973	141551266941.66177
1974	154058919803.60068
1975	196848707358.11536
1976	203258672493.85416
1977	223281626103.23615
1978	274087209302.3256
1979	333283996299.7225
1980	383908723998.7582
1981	345938442969.2215
1982	330196626409.82135
1983	314432395214.7345
1984	297771522930.27094
1985	313161045408.0888
1986	432472772042.80707
1987	529574375204.6273
1988	566671071467.9
1989	566736582356.57
1990	700662570774.6055
1991	698822229973.2589
1992	772365551425.0309
1993	732410238591.6146
1994	766717863894.1399
1995	875966618478.118
1996	885145531478.3947
1997	786507080242.7511
1998	811048476762.286
1999	800523873976.0635
2000	735497610323.1388
2001	745599042879.5284
2002	810357628318.825
2003	1000562269080.3901
2004	1145724838459.8486
2005	1195025840211.6726
2006	1258575848339.9983
2007	1439813264175.691
2008	1596016770512.4998
2009	1495682377055.8584
2010	1464262012633.3362
2011	1575335613803.5051
2012	1468474908292.969
2013	1536288588800.3965
2014	1551065849210.5828
2015	1318289931253.9055
2016	1341911926533.8555
2017	1400976370362.3555
2018	1503816844193.7244
2019	1462924811513.7231
2020	1408333513315.179
2021	1555883050503.851
2022	1483819244533.0796
2023	1628357033613.7542