Year	constant 2015 US$
1960	10257715286.858706
1961	10237018460.965582
1962	10869811981.322483
1963	11436252224.314816
1964	11724190528.808186
1965	12339340492.85773
1966	12395210727.351274
1967	13074965255.568817
1968	14608736234.029402
1969	15268537103.408133
1970	16726484191.740948
1971	16213010127.140945
1972	16775703207.68981
1973	17055054383.3623
1974	17768065004.303524
1975	17391606036.596493
1976	18169798596.711765
1977	18628732673.091057
1978	19154178931.71274
1979	19747467618.849266
1980	21052436680.654087
1981	21822647779.15662
1982	22853524851.7243
1983	23860120087.321636
1984	22708989778.519
1985	25189778165.624065
1986	26688248475.05665
1987	27556593787.971348
1988	28309258163.978
1989	30254182445.361607
1990	31171089092.694294
1991	32717832296.9388
1992	35826457680.02156
1993	33932661269.137863
1994	35706488678.19211
1995	38051597047.836716
1996	42512444484.386345
1997	42565002332.350266
1998	44487934067.6609
1999	45354852936.95169
2000	48118647144.294136
2001	48076313793.06476
2002	48682816956.215805
2003	50418110404.02735
2004	51977425597.00022
2005	55509110593.19718
2006	56557107940.72094
2007	58527301148.08341
2008	59004100292.64333
2009	61017815828.71025
2010	61208608359.347206
2011	62868909929.477
2012	64900220414.46937
2013	66939355138.32997
2014	68558301387.08891
2015	69780052450.9496
2016	70062961970.32057
2017	71615756964.2366
2018	74391942660.30556
2019	75090601166.3027
2020	78030098671.68962
2021	80774153210.34755
2022	84233674944.63007
2023	86130381673.21066