Year	current US$
1960	86000000
1961	70499998.0926514
1962	63399999.6185303
1963	75770001.8882751
1964	76460001.4686584
1965	96230001.6880035
1966	60840000.9069592
1967	63679998.8355488
1968	60850000.8005649
1969	65989997.93827529
1970	73160000.1342595
1971	81510001.4135242
1972	103080000.540242
1973	122020002.290606
1974	141229998.21975797
1975	167950001.22114998
1976	152269999.17998898
1977	177590001.182631
1978	218640007.294714
1979	274139999.162406
1980	283470005.070791
1981	230549999.38234702
1982	196089997.021481
1983	170319999.083877
1984	165410002.255812
1985	185169999.48211
1986	254080005.807802
1987	290230003.10175097
1988	286809996.219352
1989	213449998.348951
1990	303419999.22879
1991	211569998.09667498
1992	256459999.02673098
1993	216280000.31039098
1994	207420000.836253
1995	197929998.792708
1996	205430000.51565498
1997	213080002.781004
1998	266680002.98552197
1999	165750000.510365
2000	203470001.190901
2001	234209997.57386702
2002	359129995.48204195
2003	1039220005.0503
2004	522679988.65433
2005	579459994.856268
2006	817600006.211549
2007	637510007.385165
2008	599590003.756806
2009	761860003.5700951
2010	1181749986.32073
2011	782120000.595227
2012	755520004.77165
2013	561940000.7352229
2014	509729999.208823
2015	407209996.283054
2016	446259997.952729
2017	441370004.404336
2018	450319998.022169
2019	409140003.493056
2020	448840002.624318
2021	516600000.6813561
2022	427959994.48187643