Year	current US$
1960	270718545932.6699
1961	267466073756.1016
1962	271024736960.95593
1963	298767047598.606
1964	340749024777.36597
1965	375732002588.53937
1966	382481545637.4164
1967	398430848629.28186
1968	420802105645.2916
1969	468893137990.1507
1970	513783083528.12427
1971	547623110810.5999
1972	614334521122.8452
1973	762749412532.9358
1974	959290771482.4154
1975	1083426431226.2314
1976	1157806517207.4812
1977	1298191475737.6094
1978	1403711737729.7234
1979	1694486071402.4712
1980	2046090053815.5479
1981	2316123721215.2227
1982	2249264646628.9707
1983	2252789513944.261
1984	2321998212571.331
1985	2400309598881.916
1986	2398887158157.908
1987	2449690187383.7
1988	2605947790285.9155
1989	2693997677976.966
1990	3069619982603.02
1991	2962306114789.9546
1992	3176786976145.7427
1993	3516032465649.864
1994	3955758244455.771
1995	4532077392613.593
1996	5044736122063.439
1997	5353982644746.821
1998	5326398707103.1875
1999	5122654498526.613
2000	5557879880102.093
2001	5572267083031.901
2002	5670206841562.761
2003	6346256902458.923
2004	7444671186560.863
2005	8788211804677.96
2006	10346313007674.26
2007	12703066994715.031
2008	15080296673808.404
2009	15112134343474.092
2010	18410290632937.098
2011	21713900541468.258
2012	23131481309284.9
2013	24546674700274.29
2014	25680744767168.285
2015	24911694910932.094
2016	25202592678135.54
2017	27530340426177.99
2018	29284043921765.36
2019	29978481798259.31
2020	29051739634677.754
2021	34266063721746.754
2022	35907869702102.16
2023	36786942112904.52