Year	current US$
1970	7189894312.222671
1971	7805280815.722391
1972	9411292273.852076
1973	12105104533.222937
1974	15072935998.342999
1975	17459352857.299553
1976	18506743991.640545
1977	21133134496.34215
1978	25829023952.862816
1979	28326125481.563015
1980	31478728100.427647
1981	22577978053.020428
1982	18691457707.928658
1983	16321395660.749506
1984	15308767104.16085
1985	16237327264.08044
1986	22402170850.641144
1987	28547224203.133442
1988	34205577619.308834
1989	37502434479.93448
1990	49239336069.531624
1991	47136961606.61547
1992	51882405269.761604
1993	47906396921.64179
1994	50932183506.149025
1995	61152846195.949646
1996	59147882736.15636
1997	55227559765.4488
1998	56308735274.50544
1999	57244131947.181595
2000	53295030193.56874
2001	53008102277.44101
2002	53476165586.117744
2003	65188434051.88222
2004	79240309274.51758
2005	85450837994.08556
2006	91145801998.23517
2007	109691965876.3925
2008	124769922360.3906
2009	110107053425.89836
2010	106505160423.33354
2011	120420276058.366
2012	113926065901.1719
2013	115696745185.60817
2014	122100248634.94075
2015	106168068039.7265
2016	110816719619.53334
2017	117036099563.52962
2018	128341766593.80383
2019	130126709492.54881
2020	126896502849.33887
2021	143822877541.85815
2022	139432064077.82156
2023	155473885911.3753