Year	constant 2015 US$
1970	1105134995039.4954
1971	1173244873937.2175
1972	1263121672092.885
1973	1395861746786.7498
1974	1483722506548.629
1975	1427547369490.5386
1976	1563401236713.1814
1977	1655082842543.573
1978	1742686935872.319
1979	1851787439891.3098
1980	1880360710586.7903
1981	1980934897986.0464
1982	1996078508829.101
1983	2053184558071.6257
1984	2229115397922.5225
1985	2343991174041.645
1986	2374022737692.0474
1987	2457442776659.815
1988	2586063098821.079
1989	2761469875160.7915
1990	2867382665158.4263
1991	2847459691976.873
1992	2830893712722.3857
1993	2869953128600.0796
1994	3120251354925.3447
1995	3383185279628.241
1996	3582067808931.929
1997	3959603504164.3545
1998	4191191215229.8296
1999	4396741797157.6514
2000	4949174203975.916
2001	5129251004884.933
2002	5258343848777.593
2003	5379464145193.437
2004	5835216811038.202
2005	6164111435422.699
2006	6702825984787.132
2007	7116448832353.391
2008	7236342461418.068
2009	6449770414471.516
2010	7082740991596.79
2011	7527122886507.05
2012	7689370247812.93
2013	7885244332419.478
2014	8155602975619.792
2015	8619655116861.329
2016	8905417364191.363
2017	9406053574503.295
2018	9768853115014.523
2019	10063415994198.398
2020	9202035641229.805
2021	10180927868804.332
2022	10831130276116.082
2023	10815388663493.334