Year	constant 2015 US$
1970	5613839749840.714
1971	5873188056807.512
1972	6169410063023.173
1973	6477485438246.725
1974	6610250042296.886
1975	6771180759043.115
1976	7028271883302.462
1977	7205471441844.855
1978	7451021118710.182
1979	7720675028907.263
1980	7881451246333.014
1981	7969755533393.686
1982	8053426944608.61
1983	8174378970332.39
1984	8297743374184.988
1985	8500175848409.213
1986	8803736247572.328
1987	9103037902401.15
1988	9410518776903.44
1989	9664928409242.303
1990	9939000234615.41
1991	10052036736709.072
1992	10199273544376.906
1993	10228250296016.896
1994	10358962657485.365
1995	10505899502753.277
1996	10737651476606.027
1997	10989133967694.762
1998	11295817606803.922
1999	11614877103708.938
2000	11989576971430.336
2001	12268712848193.717
2002	12513491600590.9
2003	12796188915429.041
2004	13150071737178.16
2005	13508558635406.18
2006	13867613977375.26
2007	14291112802768.021
2008	14512050407176.545
2009	14407647039208.33
2010	14637487431062.35
2011	14790991246698.635
2012	14885371011117.13
2013	15016601637455.668
2014	15223788089619.44
2015	15430744650485.273
2016	15758277751803.326
2017	16097640570442.543
2018	16390955450782.389
2019	16696119069052.938
2020	15801553699786.34
2021	16721562602385.344
2022	17347222641676.2
2023	17635752629812.867