Year	current US$
1960	2943982245.666918
1961	3363767970.149254
1962	3708676002.809943
1963	3637088744.4444447
1964	4582541088.888889
1965	4293904761.904762
1966	4158592592.5925927
1967	4284158354.415546
1968	4379898966.958635
1969	4759405831.991086
1970	5168399822.166318
1971	5761163480.206489
1972	6230158185.734472
1973	7221710780.300106
1974	8768460998.32321
1975	9466623555.088514
1976	10904568381.611183
1977	13604293227.316977
1978	16361657500.959202
1979	19771765264.417145
1980	23453381361.004944
1981	26384971700.814106
1982	28395432373.474308
1983	27859556795.485527
1984	26998179879.48521
1985	24069600702.520054
1986	22833597926.086994
1987	24052950722.300747
1988	25685005981.482975
1989	25814217494.622505
1990	30617001154.78039
1991	32004644803.297443
1992	39058379394.56332
1993	44414522837.92792
1994	53851205023.35036
1995	60753781102.9746
1996	63635189280.57224
1997	69400223737.15797
1998	64862334178.33
1999	55576924550.742935
2000	69381545106.63037
2001	69259298992.01982
2002	68619920644.39613
2003	65374515074.24441
2004	78685318721.65118
2005	98816453741.48436
2006	108991176124.56339
2007	138273406872.65738
2008	160255452862.71317
2009	154627483205.42014
2010	188899669430.84445
2011	216296209410.75635
2012	243294305609.19714
2013	250400905347.81247
2014	251508041806.90167
2015	200968956292.9009
2016	195245568700.4849
2017	213667218936.21164
2018	227650335361.56192
2019	221821391058.03476
2020	191201261950.26062
2021	231573305940.33347
2022	255084697126.31888
2023	281772851565.64276