Year	constant 2015 US$
1960	68793506120.57773
1961	73109153568.89423
1962	75166405041.50465
1963	78011485856.76434
1964	81919589027.66768
1965	86249538034.69028
1966	89515388224.66162
1967	95115541634.84233
1968	97265034483.756
1969	101646446369.39622
1970	103621742275.49861
1971	109500837036.27159
1972	115337893975.40561
1973	120566084530.32967
1974	125294905445.90266
1975	131499638317.66043
1976	139160194275.08524
1977	144950253177.63766
1978	150558892218.66278
1979	157142089490.54456
1980	164314436292.2393
1981	166940746098.9976
1982	167333595122.4553
1983	173981771210.08575
1984	184511811511.83218
1985	194758499534.97983
1986	202630856670.45572
1987	206183982639.24768
1988	205657951844.57993
1989	207793200372.0161
1990	211808370362.7157
1991	218341469463.67673
1992	226145995659.8119
1993	232580262478.04068
1994	244337831972.71875
1995	254491515965.69177
1996	267287258447.86597
1997	281412338534.66974
1998	288922351968.5852
1999	294908959388.24005
2000	304696827529.1928
2001	310995308463.36664
2002	315279446109.3313
2003	318258551203.88544
2004	331035320863.90405
2005	339924026041.12836
2006	348291164617.1333
2007	358440508422.0315
2008	360167903275.80853
2009	353179332437.7389
2010	355959036891.5986
2011	359894719437.8422
2012	369676511315.49023
2013	373433130102.3043
2014	381081533533.1196
2015	388159512245.53046
2016	392680500155.00653
2017	402355151389.8934
2018	405690275911.956
2019	410249333471.11694
2020	405005642244.49713
2021	420836044228.5831
2022	433484840343.0815
2023	435713464916.813