Year	current US$
1970	101475427603.118
1971	111695899821.664
1972	130133576682.67
1973	156370395629.378
1974	175007587631.49
1975	196973017235.384
1976	195062896629.841
1977	223520059664.417
1978	274434278044.576
1979	345536545922.756
1980	413514475397.464
1981	366233524931.573
1982	362199900852.797
1983	376580049687.816
1984	372598793604.577
1985	383657225980.547
1986	544101699553.804
1987	687209284014.061
1988	762227150012.769
1989	791791123697.98
1990	999774867052.486
1991	1051976780269.7
1992	1108298828794.79
1993	891261517915.467
1994	918769512417.443
1995	987940705830.891
1996	1108962655667.16
1997	1055325211156.96
1998	1078050985486.43
1999	1066435103129.6
2000	972722603352.934
2001	991026129306.825
2002	1077438703918.9
2003	1329135606475.87
2004	1524914020720.59
2005	1568796547837.53
2006	1647571558629.37
2007	1860459839128.44
2008	1988522065044.8
2009	1815069380820.21
2010	1755404542778.03
2011	1880905312790.28
2012	1700622170886.42
2013	1743383961149.87
2014	1766582923295.27
2015	1490060330951.33
2016	1549119902011.32
2017	1626488911859.03
2018	1746049669427.18
2019	1673081171844.52
2020	1556452829567.84
2021	1755164652452.27