Year	current US$
1960	3221537433.209238
1961	2972128128.8864226
1962	2203115963.7517066
1963	2764286863.031845
1964	2909775635.7022195
1965	3055264428.627564
1966	2918329370.1109567
1967	3289850498.0697017
1968	3791382118.102677
1969	4257253264.088344
1970	4741997079.23339
1971	5036471769.342663
1972	6744425093.990312
1973	8632149037.412035
1974	13138114166.11852
1975	15380661000.332201
1976	17416028003.098114
1977	19801319536.852646
1978	25098700446.30475
1979	31537622126.886093
1980	40477140236.35487
1981	42348269779.37851
1982	43217921376.10971
1983	47009480391.747406
1984	52019565675.87228
1985	56393654500.97458
1986	61999012720.75022
1987	64846954477.166
1988	56590566390.86543
1989	53588210262.70681
1990	59780577656.19634
1991	43168049163.97691
1992	45843140788.80934
1993	48195614970.43079
1994	40808325036.48687
1995	39574279247.5974
1996	44381551167.399
1997	45957623524.233505
1998	46187780578.266304
1999	46350667435.23642
2000	52080377793.23121
2001	57817856450.49557
2002	59323635606.078674
2003	71027324448.38957
2004	88398583969.60336
2005	102459870112.45163
2006	118661478758.19185
2007	140762493433.62332
2008	179148225224.05344
2009	149162398987.97778
2010	177703049242.4897
2011	216589368243.66016
2012	224964112461.51093
2013	225944267491.84814
2014	234461348665.99332
2015	183649437186.97498
2016	179594281655.13672
2017	187682164214.7478
2018	190390454064.65552
2019	189548593096.82245
2020	162137110259.9214
2021	182622711832.2815
2022	220300211327.90085
2023	236495559912.56464
