Year	constant 2015 US$
1970	56112840182.01154
1971	57253413065.08133
1972	60971792395.264915
1973	68313929461.81071
1974	74425728482.01678
1975	68552609355.11429
1976	67660296030.265526
1977	65265148974.00582
1978	64832730696.141846
1979	65758128279.78173
1980	64918787287.0866
1981	68170212869.81992
1982	68601424013.66832
1983	70990942659.39087
1984	74734743632.21118
1985	74901321152.73978
1986	76478619222.78983
1987	77260791854.8092
1988	78569903240.99097
1989	81984310047.2463
1990	81079723147.19576
1991	77278399553.6882
1992	78701745148.97403
1993	83424269600.23712
1994	88772613887.96878
1995	93162503530.3963
1996	96773551142.80238
1997	99148183894.41939
1998	100195123345.94398
1999	105524355724.47221
2000	106399432347.14696
2001	110925915723.77487
2002	116273735595.11154
2003	125259502432.05084
2004	132899609128.4716
2005	139367373908.19232
2006	140865244512.631
2007	148967065674.0878
2008	146486161195.27887
2009	143111106539.5143
2010	147676175665.5451
2011	153434189577.9215
2012	156678311686.04752
2013	163475977614.6725
2014	170699919454.66272
2015	176293868442.61578
2016	184705595285.83136
2017	194552227200.61368
2018	202840223155.91272
2019	208519398873.75998
2020	210401507697.13556
2021	226392955944.14127
2022	231822709600.93442