Year	current US$
1960	16583428136.50521
1961	15891437962.238995
1962	15025921199.930487
1963	15766583465.964663
1964	17735687004.664097
1965	18907493977.30783
1966	20241076299.490025
1967	21164898690.275455
1968	23026379521.4779
1969	24948526108.757267
1970	28849227793.352436
1971	31899544581.360554
1972	36472891140.352486
1973	52116141716.117775
1974	86101736857.31639
1975	101387378765.68088
1976	101040413213.38129
1977	110295666105.39755
1978	125545121422.4179
1979	151753792359.15897
1980	220240109412.455
1981	249853874891.06415
1982	221083532760.90475
1983	205719293916.49197
1984	210932895816.35834
1985	208277009527.62302
1986	210554991487.51605
1987	225594105937.28238
1988	270048533313.08145
1989	308621925658.9684
1990	343123143359.2453
1991	380688769989.05585
1992	432611895628.2395
1993	489327240444.0396
1994	555937199621.4011
1995	663882754587.5653
1996	719394414273.696
1997	774431253443.8518
1998	723929907907.182
1999	745344212366.5082
2000	916789702535.9719
2001	905662167811.2736
2002	967721511682.6658
2003	1167188469075.1514
2004	1525216243569.8452
2005	1799009245552.162
2006	2110382627989.933
2007	2509865899336.617
2008	3054129088510.525
2009	2458850358862.92
2010	3286214364646.4478
2011	4044366873468.4556
2012	4224077342454.271
2013	4423701368529.322
2014	4372577727318.473
2015	3752191600534.582
2016	3506871991559.5596
2017	4007502520234.146
2018	4519963073097.608
2019	4393922618242.221
2020	4078656827666.1465
2021	5301915760882.565
2022	5892845437725.308
2023	5635961051740.532