Year	constant 2015 US$
1960	6077812094.232104
1961	6393498875.949573
1962	5919934272.098946
1963	7577513128.343107
1964	6551376789.681833
1965	6788330145.37943
1966	7577666347.818812
1967	7340844755.481566
1968	8524882939.602376
1969	10182495447.310514
1970	27857670127.610065
1971	29392523311.70156
1972	36494789721.39765
1973	41697016174.14595
1974	42670044963.15966
1975	47608129283.10901
1976	47468591991.28668
1977	47287279111.95184
1978	53553679151.73931
1979	58534112852.30954
1980	71771187839.09775
1981	73265664713.79356
1982	60585944269.61464
1983	90585299618.36804
1984	117158119087.78484
1985	108859907004.37321
1986	83343474551.22627
1987	92067897852.95378
1988	109582957525.73383
1989	86553569636.43341
1990	76143288422.85777
1991	81436352416.88664
1992	101519482876.43144
1993	102686256022.1901
1994	97966431443.57405
1995	80957544710.1171
1996	80617632718.08737
1997	89501122429.24228
1998	93894021283.72554
1999	99251886038.68097
2000	112016223829.14581
2001	122355911493.92247
2002	130280686017.63048
2003	144632327459.9995
2004	165566091915.0827
2005	181533599850.8398
2006	190315156813.68777
2007	202069214335.22552
2008	202896184579.58798
2009	184134239527.48257
2010	205717942297.67383
2011	215616979372.3312
2012	217142774908.8775
2013	221117128424.15207
2014	217646296102.2848
2015	232488824444.58875
2016	234495494904.25052
2017	246006394227.265
2018	255977239249.15237
2019	249420584392.49194
2020	243706593678.5891
2021	254386441968.4919
2022	268995447996.81863
2023	271747644820.34393