Year	constant 2015 US$
1970	1330093248562.5044
1971	1410457165076.582
1972	1517471092110.2578
1973	1689202017430.1147
1974	1796834389492.6768
1975	1744799389851.5425
1976	1905037671778.6074
1977	2015562947514.4536
1978	2137911918037.072
1979	2283868508390.7983
1980	2387624294353.969
1981	2508656918558.3203
1982	2492775929410.795
1983	2556472800148.506
1984	2804608566545.671
1985	2941006730993.3315
1986	3017647426012.4766
1987	3178674797470.8027
1988	3433627907886.256
1989	3680909766029.3374
1990	3875553755878.4624
1991	4031767973769.0977
1992	4178832292413.5767
1993	4304530469531.376
1994	4689500826632.79
1995	5101297005782.791
1996	5424192147517.578
1997	6011410994508.53
1998	6261088819453.054
1999	6587734373010.685
2000	7354319299166.072
2001	7380757774660.839
2002	7530735695372.972
2003	7748368621642.2295
2004	8489846951313.579
2005	9009149509779.254
2006	9792759290144.01
2007	10444044905754.867
2008	10709757360770.447
2009	9531050843500.94
2010	10674753003204.133
2011	11356006929320.43
2012	11640358512923.145
2013	11964786702339.076
2014	12393993945414.088
2015	12787000722747.357
2016	13069542458798.762
2017	13710896188550.773
2018	14182077219272.275
2019	14357971483896.988
2020	12973058890997.594
2021	14163966784184.799
2022	14862783446741.848
2023	14977156554217.361