Year	current US$
1960	2922970948.0693865
1961	3219528130.0110507
1962	3778676781.4204206
1963	4669271680.906797
1964	5139193693.189953
1965	5941871431.577696
1966	5281233120.6351
1967	5342580925.370786
1968	5746722143.37264
1969	6498772692.491263
1970	7209719589.981925
1971	8304550943.833461
1972	8497904606.114912
1973	8635634841.902575
1974	10555643894.556576
1975	11629164709.919651
1976	12363082103.571577
1977	13809278067.082968
1978	15905031979.754204
1979	18621584300.76088
1980	21931994806.56962
1981	22836615341.57865
1982	24990467645.44435
1983	26702351328.07583
1984	27245437759.776093
1985	30909300532.379044
1986	34623225007.10365
1987	39686030810.25374
1988	42432657119.31748
1989	43215920154.42068
1990	44608980781.335236
1991	38896858704.64424
1992	40293842094.71788
1993	40325763265.06009
1994	43492038300.361565
1995	48700203568.17354
1996	52624971318.81533
1997	57609142429.901115
1998	61686342020.299706
1999	66762188998.43781
2000	70643786841.73784
2001	70184398780.6436
2002	73014024525.48343
2003	82920942427.54053
2004	93161014723.40941
2005	105831717406.24913
2006	119882252832.04312
2007	149238429930.57886
2008	160234225399.2534
2009	189276300210.10712
2010	221928968973.90808
2011	243384166639.06244
2012	238145189242.089
2013	236107718837.66827
2014	261183415874.784
2015	271880494963.58566
2016	297633692925.0626
2017	353190819322.13434
2018	365422089867.27936
2019	383138522100.4926
2020	384172488065.7463
2021	408469484500.1845
2022	435868872782.9131
2023	443246176848.82135