Year	current US$
1960	516100000.12815
1961	478979999.85329807
1962	550020001.0314584
1963	531960000.47773117
1964	552680001.4413893
1965	759010010.0785496
1966	914530007.8000872
1967	1084170003.8183484
1968	1142870002.2194533
1969	1216709994.5973604
1970	1320899998.8529832
1971	1492270000.2994394
1972	1688169992.7113945
1973	1836970005.1564722
1974	2285449991.1665926
1975	1707800004.4859946
1976	1401720004.694537
1977	1360620000.7945294
1978	1852789994.724095
1979	2259409999.0371604
1980	2471100012.153386
1981	2531869981.219993
1982	2722880023.0268383
1983	2788870029.7418995
1984	2808100022.504103
1985	2872640019.8694296
1986	3688220040.7572074
1987	4515530023.692177
1988	5375859956.933187
1989	5691010009.299962
1990	6400710076.125344
1991	5882090044.844898
1992	8026229996.804145
1993	7490410093.4062195
1994	7722349972.682079
1995	7906659994.6320095
1996	6104400029.439475
1997	5189570004.72397
1998	6843029962.351544
1999	8573639951.735736
2000	7231140004.403886
2001	5970410019.787033
2002	6113249985.672531
2003	5651680059.582
2004	5715110013.404858
2005	8252419995.030385
2006	6259839992.67966
2007	6812919975.193214
2008	6792889937.28906
2009	7335650040.330363
2010	7753999982.610345
2011	6956239954.702557
2012	7013370000.6492405
2013	9616350142.279629
2014	7379840018.017222
2015	6601670021.396128
2016	6340960102.187475
2017	6591090037.168931
2018	6526159936.008975
2019	5629769976.563749
2020	9413079962.227497
2021	8849379919.309168
2022	7237270053.980876