Year	current US$
1970	113404740262.15698
1971	121550445119.9235
1972	136952902143.22241
1973	170773538313.67
1974	188153136612.4713
1975	209498082766.19333
1976	209387232741.8246
1977	240471908257.8457
1978	232048715729.6309
1979	250662202605.32205
1980	285485461461.20135
1981	313358728789.2747
1982	336818688518.0149
1983	354999980631.63513
1984	389103933179.9932
1985	430142209592.54144
1986	426832198656.3359
1987	405698541660.7143
1988	471649172368.00653
1989	521900468264.13196
1990	552896256240.7446
1991	613890893347.3545
1992	691340129215.4241
1993	758729905150.8484
1994	919971809434.5359
1995	1123443743280.4722
1996	1288163377985.5557
1997	1332240914494.8545
1998	1200592891728.0256
1999	1315466932085.4102
2000	1428448214432.5073
2001	1508537223649.2239
2002	1685408343356.1487
2003	1902375234310.37
2004	2172727976038.056
2005	2485736948768.7583
2006	2986781261129.7217
2007	3765916786935.2236
2008	4642492977850.444
2009	5136717164373.868
2010	6075706110600.767
2011	7192416042092.144
2012	8208834518378.058
2013	8955374860366.273
2014	9721306441412.977
2015	10108037295573.066
2016	10359519737013.064
2017	11347178124838.58
2018	12451849584926.438
2019	12826895169323.15
2020	12822875680540.771
2021	15053648062722.197