Year	current US$
1970	6274574616.457461
1971	7305469964.66431
1972	8456063750.926613
1973	11375404742.43663
1974	14752951854.775059
1975	17300698039.215687
1976	17525397877.984085
1977	17900460974.33211
1978	18680004562.043797
1979	21030655737.704918
1980	26220292350.820984
1981	26332830618.89251
1982	25059894046.417763
1983	22391235975.389072
1984	21015603944.124897
1985	21981971996.705494
1986	30271869722.557297
1987	37192978511.45581
1988	43696052924.791084
1989	46956110262.286736
1990	62133986781.04346
1991	72833654780.07492
1992	88884158004.158
1993	80757236005.4856
1994	83809435990.33817
1995	97074592012.73715
1996	101420631661.03458
1997	95336083476.27216
1998	100211699688.33482
1999	103662180275.4091
2000	97573073981.15942
2001	99788100713.26154
2002	110879065297.48608
2003	137616647535.6107
2004	159168414432.56335
2005	168489439690.01083
2006	177247942625.07858
2007	203117904697.00104
2008	226469852410.7523
2009	210567684223.86276
2010	206012219181.11707
2011	209801581348.21054
2012	183342721185.9809
2013	190814239535.04016
2014	194344760294.79813
2015	166305302133.60226
2016	171375111090.35413
2017	180990793102.07443
2018	196871777367.74887
2019	194522148803.6154
2020	190158957801.74994
2021	210036910762.0858
2022	208638491130.13504
2023	228453528036.12167