Year	current US$
1960	-198240031.71840507
1961	-515200082.43201315
1962	260960041.75360668
1963	-178080028.49280456
1964	278880044.6208071
1965	-530880084.9408136
1966	-599200095.8720154
1967	-306880049.10080785
1968	-714560114.3296183
1969	-505120080.8192129
1970	-100800016.12800258
1971	-124320019.89120318
1972	442757009.3457944
1973	1997437540.038437
1974	-57479734.70891673
1975	-441076061.7233375
1976	146216890.0675875
1977	-695113558.1555402
1978	-1142531027.668876
1979	-1412018630.0124958
1980	788857938.718663
1981	-3235806339.2546153
1982	-6378682555.445217
1983	-3597492611.289239
1984	-2760339500.023546
1985	-3693359852.9099307
1986	-5591074426.412983
1987	-3024086818.422446
1988	-1557034010.2793348
1989	-5487302419.656903
1990	-5989166710.914012
1991	-431670147.4977651
1992	885181704.5015835
1993	-999859471.6132659
1994	-1661016949.1525424
1995	-7226017226.017226
1996	-1817145814.0016587
1997	1194238230.9622304
1998	-3507427253.6118836
1999	-9508710364.707355
2000	-8967396082.706785
2001	326284934.75911266
2002	16743083.144581232
2003	-9762376237.623762
2004	-16501636079.100868
2005	-18867201154.674515
2006	-13863452925.206535
2007	-14030776477.977545
2008	-26920535671.11985
2009	2610816111.9602766
2010	-10568640231.120193
2011	14465676062.323088
2012	-2572796211.8540425
2013	-20535922218.540295
2014	-4088070234.3869777
2015	-19979516295.028584
2016	-27414381467.613163
2017	6831333633.4957075
2018	5147583170.557777
2019	34512723062.14593
2020	50444075452.270515
2021	66278867560.9332
2022	96794861097.10324
2023	92419469908.06175