Year	constant 2015 US$
1960	956645874.9928463
1961	1175230799.7545521
1962	1184708882.2378068
1963	1349318561.3397148
1964	1256357353.5987916
1965	1296522845.6165216
1966	1250260258.4725058
1967	1305073285.5921996
1968	1215158229.1198165
1969	1275101630.8231308
1970	1269971348.4046874
1971	1324244379.7517183
1972	1434770611.2759023
1973	1606680325.395688
1974	1748258203.2342741
1975	1764099000.8842342
1976	2183115628.464091
1977	2326057723.3163276
1978	2415164484.143524
1979	2500094365.0665517
1980	2248553408.342438
1981	2380821254.978794
1982	2511696807.066821
1983	2521336581.621974
1984	2639798699.7050214
1985	2823382852.513105
1986	3098437750.789268
1987	3373921085.213391
1988	3603055765.11841
1989	3763937559.427649
1990	4034441844.052839
1991	4213387344.0058446
1992	4487792561.848262
1993	4715865005.164524
1994	4910919918.931511
1995	5121487228.2902775
1996	5407667941.331089
1997	5715227834.38157
1998	6062253049.496599
1999	6220534375.148929
2000	6730791855.595752
2001	6956107854.232558
2002	7068443337.884592
2003	7487280094.825534
2004	7811480809.504255
2005	7950333241.419151
2006	8337160251.745598
2007	8814630766.632881
2008	9289471624.253393
2009	9597424761.29619
2010	10017523547.315157
2011	10425991883.237797
2012	10790496900.170708
2013	11153101416.196444
2014	11579927241.398687
2015	12007291045.648907
2016	12471068851.581165
2017	12962177523.431889
2018	13481538349.276018
2019	13871328044.456886
2020	11853530018.694733
2021	12257000314.844355
2022	13345407870.505161
2023	14273219058.562893