Year	current US$
1967	797091563385.338
1968	835316783499.3209
1969	927258528106.6558
1970	1020692759617.0828
1971	1093191602834.9133
1972	1209720737494.9644
1973	1466305399098.6516
1974	1831574579592.3662
1975	2212080532602.633
1976	2371159664220.9775
1977	2512201052529.257
1978	2786637813477.065
1979	3264054144857.768
1980	3876356058428.8066
1981	4337372554445.367
1982	4338086942112.193
1983	4106228740598.61
1984	3841059628341.401
1985	3901778190203.9814
1986	4118545097337.545
1987	4452913456087.069
1988	4765580854621.329
1989	4750847312437.99
1990	4035774689529.843
1991	3804671793494.281
1992	4045009598264.7446
1993	4247211044324.5527
1994	4525453713416.864
1995	4972790116581.025
1996	5548107851281.338
1997	6002951199755.9
1998	5917920158293.99
1999	5900213365648.784
2000	6185112196045.2295
2001	6317323033050.049
2002	6480273292019.103
2003	7111812105808.741
2004	8360914164320.391
2005	9854004891196.395
2006	11538698988294.857
2007	13801457461485.77
2008	16434096187575.648
2009	17858808053114.965
2010	20098611601504.582
2011	22571253206015.04
2012	25816037747401.613
2013	28182206507746.066
2014	29463142085831.02
2015	28928817466089.477
2016	28656172200813.668
2017	29510522192408.1
2018	32010213749978.695
2019	33970649566692.71
2020	33062730840102.668
2021	36766217497425.35
2022	39866396117924.86
2023	42038644503446.52