Year	current US$
1965	-148536478.81170818
1966	-219080509.3891647
1967	-128261831.04820876
1968	-335981308.41121495
1969	-200968523.00242132
1970	-283597086.15925646
1971	-390971690.8951798
1972	-433815925.54291624
1973	-467155128.85295606
1974	-1008726366.0918345
1975	-2021481806.22534
1976	-1431578947.3684213
1977	-1408349412.3837922
1978	-2078532443.9053974
1979	-2969571428.571429
1980	-2677048663.0555553
1981	-2775135135.135135
1982	-3190147783.2512302
1983	-3492433061.699651
1984	-3870135454.740916
1985	-3769238823.1598787
1986	-3461178671.655753
1987	-4084838963.0793405
1988	-6246450880.181715
1989	-5782734407.269723
1990	-5248990578.7348585
1991	-2957793286.806248
1992	-1053170041.8258959
1993	-1980792316.9267707
1994	-2846975088.967972
1995	-3096431731.052787
1996	-3685141509.4339623
1997	-4749262536.873157
1998	-8057851239.669422
1999	-7490415806.5467415
2000	-6605019815.059445
2001	-4690026954.177897
2002	-3707865168.5393257
2003	-2076923076.9230769
2004	-1071428571.4285715
2005	-2029950083.1946757
2006	-1739130434.7826087
2007	-5971978984.238178
2008	-9109090909.09091
2009	-12558983666.061707
2010	-11470054446.460981
2011	-9724612736.66093
2012	-22100000000
2013	-18279069767.44186
2014	-25767575322.812054
2015	-27924528301.88679
2016	-31766871165.64417
2017	-31800271739.130432
2018	-26105796285.875072
2019	-24971526195.899773
2020	-27560823456.019962
2021	-37093690248.56596
2022	-32462006079.027355
2023	-8861689040.761686