Year	constant 2015 US$
1960	38496274561.15958
1961	42559788007.687164
1962	43206589009.811386
1963	40390379259.71184
1964	41961586179.85848
1965	41779609588.46022
1966	43236492913.74995
1967	44409896661.94763
1968	49316473072.457794
1969	53496418718.63378
1970	58111112965.42423
1971	62782925373.40848
1972	68173744666.27509
1973	74217733304.61172
1974	83637958428.38756
1975	91201873032.20322
1976	96911328530.80016
1977	106807796268.96162
1978	117927153754.27567
1979	137977371222.0477
1980	160401733654.5714
1981	183410161825.87256
1982	191982481816.19077
1983	616539237383.0066
1984	875603304162.2206
1985	1217983288337.2437
1986	1182213883498.1438
1987	988432861802.9474
1988	394307639706.317
1989	456646407860.9325
1990	773236609180.2847
1991	588906243573.3098
1992	649887851199.1509
1993	833728291756.3884
1994	1076413585833.078
1995	1167566424551.3928
1996	709400202511.6516
1997	614083471551.4567
1998	54288515479.02609
1999	-115719835934.51367
2000	-303748721877.2947
2001	-463391360296.7013
2002	151526166860.02704
2003	-515286300526.87646
2004	-49921932007.59845
2005	-195261566082.831
2006	-84723181312.86316
2007	553313010911.4681
2008	545832229861.7235
2009	665169742570.4062
2010	668796108308.9956
2011	709072369480.635
2012	760437842083.0912
2013	796069511694.7034
2014	836126356930.513
2015	871720140107.5886
2016	911480986013.9404
2017	956845563004.7451
2018	1016766785610.2715
2019	1057772322808.1448
2020	1018399330641.4432
2021	1047761275105.1201
2022	1087790489724.8391
2023	1142972001515.6824