Year	current US$
1960	2800000
1961	2000000
1962	-4400000
1963	-8600002
1964	-800000
1965	-7200000
1966	-10857145.142857144
1967	-7820001
1968	-11020002
1969	-12600000
1970	-8200002
1971	-14843441.85597663
1972	-19651483.63281038
1973	-5362120.778818427
1974	-28286131.74013347
1975	-48766032.4833851
1976	-30717758.018987004
1977	-25329626.771717418
1978	-81687004.92682211
1979	-18917846.638394587
1980	-149888673.3900447
1981	-167851645.31032792
1982	-177283534.82008004
1983	-135794220.51974455
1984	-111639995.38195504
1985	-156205752.30078036
1986	-147218466.72754893
1987	-252229253.09571463
1988	-263114399.80081555
1989	-268140661.75616118
1990	-215616683.42689744
1991	-205282255.20118174
1992	-257577478.62690172
1993	-302205615.43627554
1994	-440805352.72727275
1995	-267381347.60855278
1996	-278779978.48901635
1997	-330924956.25399464
1998	-350608599.49925023
1999	-356091883.04911727
2000	-346126033.5615282
2001	-288321298.8770224
2002	-299777939.1507834
2003	-294164473.50066495
2004	-301211016.03778
2005	-376720125.7173876
2006	-380268412.60712373
2007	-351502408.7904855
2008	-780032941.4699166
2009	-911926892.5442382
2010	-967304253.6418495
2011	-991313603.9673066
2012	-1267039245.470133
2013	-1228392789.761164
2014	-1331862039.2950096
2015	-1600963576.7863622
2016	-1620911487.624984
2017	-1167568972.9462044
2018	-1307680444.4210117
2019	-1482513213.7025554
2020	-1682443563.8274188
2021	-1726788565.2878623
2022	-2155747944.5715423
2023	-2134773543.2122695