Year	current US$
1960	246049901.58003938
1961	259433896.22644153
1962	278123874.75045013
1963	296813881.2744475
1964	333479880.6080478
1965	313319874.6720501
1966	377439849.0240604
1967	350839859.6640561
1968	397879840.84806365
1969	430639827.7440689
1970	478239808.7040765
1971	509319796.2720815
1972	560279775.8880897
1973	687311674.9262125
1974	1000159879.936048
1975	972056842.3027966
1976	1127505379.6725166
1977	1571183973.6334937
1978	1534663245.4362786
1979	1605552359.106493
1980	2144500670.939964
1981	2087870038.7665188
1982	1714496080.2759485
1983	1551597920.807974
1984	1656202769.9005299
1985	1552098192.8256717
1986	1871195153.9720032
1987	1698200922.8847663
1988	1869200100.2980769
1989	1907852203.6273043
1990	2202462429.5765257
1991	2204295625.6840997
1992	2155745830.137928
1993	2237653803.5772386
1994	2647694302.8684363
1995	2948349668.9557595
1996	3035630589.8427463
1997	2975493106.4481173
1998	2842655387.821431
1999	2686591710.172609
2000	2742776491.173506
2001	2977896209.543666
2002	3273519932.4457397
2003	3590023638.4826593
2004	4283010819.2356563
2005	5341992293.231861
2006	5935978411.345721
2007	7004914019.513471
2008	8138887724.375608
2009	7950667080.359913
2010	9137589275.761742
2011	10100126369.808525
2012	11203175900.437815
2013	10972694027.100512
2014	11248585737.721378
2015	10608335822.932552
2016	9912815673.9736
2017	10448711418.203684
2018	11564075006.376505
2019	11471244340.865238
2020	9703786106.593113
2021	11819671011.663528
2022	13854507233.681684
2023	12722102296.605635