Year	current US$
1960	369468196078.4827
1961	369197803239.24896
1962	377767061032.32916
1963	413669388135.158
1964	465199740731.8811
1965	510173811321.20996
1966	521460612081.2748
1967	542785781834.8448
1968	573059713397.6847
1969	637528711300.9683
1970	698056722723.8451
1971	747346980067.8628
1972	834442609498.4462
1973	1038598297107.5986
1974	1305873068194.0874
1975	1454096413943.232
1976	1562102647645.7805
1977	1759459705916.446
1978	1904189629796.483
1979	2302082724432.517
1980	2791782941444.5576
1981	3154989805210.8447
1982	3046965333072.2007
1983	3040184802522.882
1984	3114447962164.796
1985	3210382959422.718
1986	3213192269731.735
1987	3281409649813.813
1988	3493680607335.674
1989	3516679380808.702
1990	3938241140458.379
1991	3855769843542.6665
1992	3988433395055.7305
1993	4316120552669.1826
1994	4734478573420.386
1995	5396987083280.384
1996	5921564677285.117
1997	6273240704996.344
1998	6143311465263.655
1999	5848508466521.359
2000	6390526414219.352
2001	6465885572313.401
2002	6593953285638.375
2003	7408766752494.035
2004	8811152019657.502
2005	10499926993564.47
2006	12458305114561.07
2007	15401421654907.701
2008	18465834149693.496
2009	17913122960002.156
2010	21693456395830.34
2011	25594615218755.273
2012	27188545719649.594
2013	28743704005346.547
2014	29800896836060.03
2015	27987288576613.12
2016	28169507573194.117
2017	30960119365364.004
2018	32964096579686.03
2019	33722356189565.85
2020	32528587315534.14
2021	38378968351134.195
2022	40566997900554.29
2023	41559721641424.805