Year	constant 2015 US$
1960	4938328021.830088
1961	7083435609.989778
1962	6450719467.465137
1963	4922895616.984513
1964	5601936788.290898
1965	5833403348.756927
1966	6558740489.034125
1967	5355007517.893337
1968	6527879000.561188
1969	8287139936.508271
1970	10987801643.158653
1971	13379814424.168615
1972	15926105586.76272
1973	18642188904.517654
1974	22222496854.661434
1975	25463373266.836723
1976	26991052649.0278
1977	31296760840.073788
1978	36003528895.62992
1979	44927880938.09393
1980	55876607137.600494
1981	62804246613.98302
1982	66351320137.13915
1983	482867681356.4957
1984	736906501668.5476
1985	1076271337963.2736
1986	1037486785243.8763
1987	839685566374.9503
1988	238524999224.29303
1989	292823373031.44916
1990	595342884242.7476
1991	397957410627.19116
1992	452654249579.31366
1993	626703259260.8794
1994	854823641445.7694
1995	921506624888.1526
1996	441584754256.42957
1997	327776658364.31006
1998	-211446602681.42166
1999	-392712734492.3479
2000	-586449622606.531
2001	-757138485944.2194
2002	-156316350172.93835
2003	-837255381714.9822
2004	-387508771530.2849
2005	-547265159261.2799
2006	-450637373794.9865
2007	169597753815.24188
2008	139172607559.02487
2009	232960154124.53976
2010	218835563378.56885
2011	236058925879.6269
2012	261981110924.25018
2013	269439060798.38748
2014	284683794397.58344
2015	293230988257.18146
2016	307850915956.99274
2017	325368127721.2862
2018	353102313872.5157
2019	361434988722.6792
2020	336506001500.2009
2021	350217518911.6399
2022	364315227296.10614
2023	385556110099.4255