Year	current US$
1960	-85828368.97707838
1961	-97378322.05582301
1962	-54056319.86087187
1963	-36814246.73572092
1964	-33975283.738313705
1965	-33869127.422814764
1966	-46809154.84658509
1967	-60162412.87665334
1968	-67457195.65327033
1969	-65779205.426742904
1970	-63313319.0525258
1971	-64643481.376578
1972	-96418040.70948143
1973	-63708744.44813233
1974	-36559241.136112906
1975	-213706221.13741168
1976	-197530413.97771707
1977	-150603456.28004646
1978	-152446251.56200242
1979	-14573035.172669124
1980	-1893226.2518254549
1981	-360282179.0379931
1982	-286056638.12489897
1983	129636323.71581917
1984	351064560.7132127
1985	16916595.90465729
1986	-255843169.22301158
1987	71538716.81010312
1988	4364639.158711908
1989	327264196.97313267
1990	916179730.1529862
1991	370161377.3663374
1992	711115492.7688901
1993	308604523.26929826
1994	-277829404.38241535
1995	23204861.313135747
1996	216181946.39403823
1997	358513997.8871463
1998	71226194.71735635
1999	310499228.456438
2000	1184146232.1395469
2001	674217593.4188805
2002	836748698.753008
2003	166880714.00406596
2004	1382720449.603377
2005	2025409315.318911
2006	2367404929.649077
2007	-1020185126.1970642
2008	1595721826.4022536
2009	-641012579.0766162
2010	1708164513.8398957
2011	3543083009.4345994
2012	3312045849.090997
2013	2310536280.1410027
2014	370868418.39137316
2015	-4427610294.13366
2016	-4167324671.295021
2017	154838465.3477445
2018	3521797592.59104
2019	2910197899.7534227
2020	1391319444.3990943
2021	2983957559.969484
2022	4660164797.042287
2023	2693665484.5598893