Year	current US$
1960	20420000.0353158
1961	48090000.9125471
1962	56140000.9542704
1963	50089999.9141693
1964	42869999.6564537
1965	48530001.193285
1966	58230000.5406141
1967	54230000.7622689
1968	61169999.9161065
1969	49199999.6136874
1970	50539998.8833815
1971	67709998.8851696
1972	67890000.5146861
1973	59640001.0567158
1974	78169999.0779161
1975	88880000.4888326
1976	71519999.5934963
1977	73519999.6363372
1978	99189998.0250746
1979	102440000.198781
1980	142919999.696314
1981	136219998.48261502
1982	175409999.56056502
1983	76970000.276342
1984	51929999.9605864
1985	87160001.56477089
1986	127799997.51225099
1987	81679999.65325
1988	131920000.603423
1989	110610000.034794
1990	141679999.38316602
1991	218210000.937805
1992	241110000.89347398
1993	274410006.044433
1994	294140001.900494
1995	261560001.822189
1996	283680001.219735
1997	306280004.333705
1998	325360000.368208
1999	441649995.341897
2000	403190003.624186
2001	292690001.33313197
2002	863019993.305206
2003	542579996.630549
2004	567780006.874353
2005	1668690020.2408402
2006	578140002.574772
2007	-76010002.0132959
2008	1209729973.41119
2009	538700002.599508
2010	359919999.65161103
2011	381230001.76996
2012	340510002.95952004
2013	400459993.539378
2014	323270002.512261
2015	527509997.714311
2016	626669988.496229
2017	655779996.724799
2018	627329995.270818
2019	749990005.144849
2020	698490001.915023
2021	708280001.148582
2022	322070001.0005384