Year	current US$
1960	178133514540.5092
1961	189613501282.61826
1962	198436821347.98416
1963	212959042829.63647
1964	236551573372.40366
1965	251848205330.50146
1966	249166452659.34564
1967	270265648526.28168
1968	281221584559.94354
1969	304530505798.5216
1970	326760482820.0155
1971	353084970430.38873
1972	391864559822.0902
1973	471339044429.22784
1974	570960038270.3893
1975	647796803391.2251
1976	676605211191.1099
1977	762739042355.3062
1978	838008501336.8936
1979	984858987087.6095
1980	1193960231603.423
1981	1324846773667.178
1982	1301869749734.423
1983	1342536229514.0671
1984	1409245829738.1062
1985	1461253879157.407
1986	1514575404097.95
1987	1534541253542.0667
1988	1645981150639.3713
1989	1729604493740.3555
1990	1989603562878.5393
1991	1984704178439.7297
1992	2100833290765.0364
1993	2294437607904.665
1994	2535379465709.5986
1995	2850895535455.719
1996	3143748791089.3833
1997	3333147323998.7266
1998	3293606623878.377
1999	3252430281341.929
2000	3506376064723.9263
2001	3480484871661.7373
2002	3466151410454.818
2003	3817399586558.3784
2004	4343980385044.474
2005	5063263191592.335
2006	5782728489726.588
2007	6983058286816.338
2008	8116455484063.755
2009	8139108500529.057
2010	9694228305391.287
2011	11350834338245.084
2012	12106159189803.584
2013	12841910974378.44
2014	13483339970067.771
2015	13185331492659.838
2016	13449049360455.129
2017	14599415618055.86
2018	15301249916203.86
2019	15832094641118.936
2020	15032069741993.83
2021	17450307604706.688
2022	18408100518949.895