Year	current US$
1977	1560523464.9728975
1978	1664671659.7176127
1979	2048639675.4539065
1980	2565256820.552899
1981	2985667284.472909
1982	2863488916.680018
1983	2539401334.6246567
1984	2535396981.474768
1985	2866610950.2323365
1986	2768581481.5735745
1987	3137852882.525087
1988	3224685054.8283935
1989	3695231211.782948
1990	4104376242.2965446
1991	4273546288.741546
1992	4958482892.78232
1993	5801007653.102456
1994	6659607307.30541
1995	7596870578.791214
1996	7784857370.42695
1997	8325999177.26614
1998	8765613975.438196
1999	9432853389.9968
2000	10022505761.5792
2001	10496363958.332006
2002	10750900174.118729
2003	11216746944.716404
2004	14141451855.842886
2005	16266537228.659664
2006	18356883744.161446
2007	23429190410.801666
2008	27412636549.443813
2009	27097537156.872627
2010	32071353481.118435
2011	38906835627.594444
2012	44416255189.37131
2013	47837288182.09467
2014	51796056308.97449
2015	54915516252.714806
2016	56094296319.60555
2017	60046991853.778
2018	68362808268.07133
2019	74282014301.73305
2020	45470839015.81784
2021	56985313903.01805
2022	70540035857.38733