Year	current US$
1960	17430414781.85878
1961	18493325966.056282
1962	20558030941.35993
1963	22633365028.50555
1964	26010765316.29311
1965	28803564452.772045
1966	31440912828.5621
1967	33732815069.48796
1968	35922412108.934814
1969	39747407433.245445
1970	42659737805.598206
1971	47042737066.41411
1972	57849154746.42393
1973	76337654684.73778
1974	80017730496.4539
1975	93342511855.59126
1976	95051898388.41847
1977	104275207274.67236
1978	128504360465.11629
1979	155058587727.4129
1980	169784228500.4657
1981	135713940856.97043
1982	124829823335.66225
1983	120277132283.32904
1984	113346093222.24724
1985	115056212585.77896
1986	166914480537.92972
1987	197716904943.7957
1988	231114414712.0361
1989	241775652889.16306
1990	299845801710.63727
1991	295592372979.88605
1992	317144981412.6394
1993	280747046560.1112
1994	304053638941.39886
1995	354049152319.6215
1996	343682523400.4359
1997	326389076196.8982
1998	352130309094.9522
1999	354712783158.68805
2000	325251082749.8046
2001	327018522509.05554
2002	349913339412.5496
2003	417092771399.99915
2004	485445318077.2213
2005	495149172494.9414
2006	533826629015.2934
2007	623923832133.3353
2008	673135362937.4999
2009	554809577861.3278
2010	546364958400.00104
2011	609503798326.8495
2012	572444016697.2657
2013	597597336689.4135
2014	615871707595.292
2015	540179664955.46844
2016	544159104787.9391
2017	580577047023.5304
2018	637639854205.4897
2019	638754243701.9597
2020	581344695768.095
2021	681098748662.7798
2022	628036101684.8274
2023	696854923750.9927