Year	current US$
1970	796987785840.5416
1971	872579882073.2737
1972	1016036623311.2635
1973	1291033958618.208
1974	1487965469385.3108
1975	1510054399251.5286
1976	1700294339123.3643
1977	1945043071110.6096
1978	2328227145300.2324
1979	2728599513235.0107
1980	3007300866372.064
1981	3017670512183.0317
1982	2829215145249.2007
1983	2877360475347.5396
1984	3128013595350.7925
1985	3221856192462.2183
1986	3808909341234.244
1987	4372764787125.054
1988	5081708873153.003
1989	5365077752503.209
1990	5936369509859.44
1991	6022681387553.275
1992	6306204977408.549
1993	6279237335520.2
1994	6855076277353.738
1995	7670881226376.818
1996	7782197291459.741
1997	7715669180502.953
1998	7602969691847.44
1999	7901903672407.34
2000	8280173902777.986
2001	7962385601622.367
2002	8048647591479.52
2003	9108135932928.715
2004	10568599686696.152
2005	11623223081336.459
2006	12889981698826.086
2007	14808657404293.406
2008	16270637984691.152
2009	14186225934182.16
2010	16336805119730.275
2011	18695303496329.973
2012	19230862012280.35
2013	19850296867013.617
2014	20636605744374.117
2015	19535299760263.406
2016	19642641753443.66
2017	21311443323521.73
2018	23108739778539.08
2019	23409322557271.633
2020	22700606185234.14
2021	26537521949950.02
2022	27809456248491.72