Year	current US$
1960	2767175934.222498
1961	2543826072.24412
1962	2702748089.4210424
1963	3140857434.0709376
1964	3341657550.368806
1965	3446889696.877849
1966	3842047144.9934406
1967	3795873856.219064
1968	4192105101.7480135
1969	4792357855.814903
1970	5157448976.3564825
1971	5363618079.721139
1972	5376503648.68143
1973	7090410925.335335
1974	9043183182.773643
1975	7686552586.780171
1976	8444999940.296463
1977	9658719864.025763
1978	9510705239.180725
1979	12239278288.91026
1980	14522786673.58851
1981	13254964852.50206
1982	12310733625.042345
1983	12432207696.466892
1984	13169218449.143557
1985	12791525958.15967
1986	12064723110.644733
1987	13494850623.802639
1988	15238360825.42555
1989	16408186756.959425
1990	18369125338.527115
1991	16525577666.319283
1992	16726673398.005297
1993	17950427091.31138
1994	18829490161.00291
1995	23905008603.989883
1996	26905244742.078625
1997	27195886244.23882
1998	25224623003.271606
1999	28143275561.80661
2000	35347105636.40174
2001	34440508108.61082
2002	38046502324.88607
2003	43371870480.25636
2004	56432984327.92395
2005	76159242689.42473
2006	96236244467.28755
2007	119068213428.3196
2008	154532043393.15756
2009	119862484129.90688
2010	152542798028.84848
2011	188859016063.68256
2012	191009358694.80908
2013	195477258841.60684
2014	186161146645.9676
2015	151176530069.7638
2016	151016452405.90088
2017	180200547773.72208
2018	208303864009.73004
2019	199137633448.4083
2020	187381836793.70367
2021	236515504928.0808
2022	270909173747.2773
2023	258021786859.7456
