Year	constant 2015 US$
1970	8476932562.82695
1971	9233154358.819136
1972	9955001226.43398
1973	11564072296.062885
1974	10220824981.847261
1975	9851879769.840622
1976	11187489197.317184
1977	11641221165.399607
1978	13838845552.50234
1979	15722524391.099606
1980	14980816133.229683
1981	16408469640.599606
1982	15848560617.423042
1983	14376984823.25195
1984	14015298044.575777
1985	12934054432.891012
1986	12572748217.136326
1987	12429686515.506247
1988	13080398073.651558
1989	14406084017.834372
1990	16336789560.30078
1991	15195838621.919922
1992	15191796666.459373
1993	14419556832.865232
1994	16126536867.527342
1995	18672994326.468353
1996	21740382511.225384
1997	25176525071.77187
1998	28560381837.34765
1999	32580234691.600384
2000	34226357944.211716
2001	36219016467.46484
2002	38231210184.183205
2003	41280182673.981636
2004	45308250361.67656
2005	52937031328.445694
2006	56754538988.29647
2007	56772124767.61287
2008	50196751953.128494
2009	41699574108.58631
2010	35431984608.01288
2011	35415276453.39295
2012	41115779491.90037
2013	39407882999.59061
2014	46715808371.57146
2015	70304363089.86832
2016	105654329176.46751
2017	104938452597.71712
2018	96359785469.4101
2019	193385426238.40964
2020	161465552538.56433
2021	96234071001.82494
2022	101124249067.25461
2023	104071197408.70851
