Year	constant 2015 US$
1970	2531601388206.275
1971	2659355700728.4595
1972	2795274612467.515
1973	2940455227689.608
1974	3006710167677.5767
1975	3075005527900.167
1976	3221709832285.1973
1977	3329160792742.292
1978	3430275955749.0796
1979	3560233884567.748
1980	3640735373658.891
1981	3658680308216.63
1982	3686648729317.1836
1983	3720314496837.704
1984	3768718838599.661
1985	3848811472352.9155
1986	3984443717335.329
1987	4128202356006.92
1988	4272994336088.3525
1989	4430111623633.503
1990	4572743331681.946
1991	4697236449544.099
1992	4790556627826.417
1993	4754021616323.565
1994	4830153657621.05
1995	4916319329274.139
1996	5018885894762.591
1997	5119916279971.636
1998	5286034998816.306
1999	5462241404346.264
2000	5623007413727.457
2001	5727736973662.904
2002	5774456891840.005
2003	5843226488950.546
2004	5946381274536.212
2005	6064890118299.682
2006	6189064561245.169
2007	6302438855163.017
2008	6319403833819.607
2009	6246387586211.824
2010	6301802805484.872
2011	6311995322330.644
2012	6247713361093.603
2013	6206665465932.82
2014	6260227779164.722
2015	6376884787887.384
2016	6504903554323.903
2017	6622219717711.392
2018	6721126541402.98
2019	6811810056089.302
2020	6284346222961.717
2021	6562118866559.943
2022	6836985954867.598
2023	6870563769433.431