Year	constant 2015 US$
1960	369819512.5296261
1961	405543908.83443743
1962	518583345.69815356
1963	571836231.4353269
1964	786674390.4642112
1965	921457584.8000153
1966	1049496350.305584
1967	1039906615.6276845
1968	887524677.4301467
1969	1033653968.0807871
1970	1045386463.9654626
1971	1079811152.6881092
1972	995330156.5144345
1973	1325596404.3110259
1974	1659867156.6648138
1975	1563513155.678286
1976	1637245218.464521
1977	2171741200.8307333
1978	1203880540.781727
1979	422299599.1340513
1980	1065127969.1034052
1981	1705181287.7030709
1982	1376882164.9703991
1983	1441586528.791438
1984	1473165911.5275545
1985	1489605456.7491882
1986	1399082576.4555922
1987	1413168596.9740267
1988	1243117660.41595
1989	1017635949.6436862
1990	935192333.0327294
1991	855664281.092241
1992	1008467745.0596423
1993	951104970.9651963
1994	1100852365.931009
1995	1157928756.1613066
1996	1302438726.1886635
1997	1457309074.4863055
1998	1557555842.785103
1999	2119697877.0014882
2000	1884997238.4299514
2001	1782658420.7962172
2002	1670764963.3455381
2003	1680725333.3113203
2004	1793851875.9921072
2005	1972080626.0769484
2006	2009520063.1891248
2007	2262975546.469138
2008	2457407150.0812035
2009	1853419261.43201
2010	1991257380.4212773
2011	2430325605.29238
2012	2931750823.036209
2013	3088129384.2270555
2014	3190761494.990853
2015	3733086789.3516483
2016	3785930521.6190705
2017	3863703163.063896
2018	3013967615.420739
2019	2186175063.0423727
2020	2420256825.819612
2021	3242702509.098647
2022	3106530946.7117686
2023	3482131140.9752183