Year	constant 2015 US$
1960	1214897114.0614727
1961	1284832150.8847973
1962	1354767187.7081215
1963	1487464437.0137312
1964	1581607755.9101958
1965	1710718593.107579
1966	1889142597.260273
1967	2047841334.6862147
1968	2284544536.2378225
1969	2450416097.9909596
1970	2536489989.3635955
1971	2718500405.749102
1972	2867336509.8116674
1973	3100453299.130462
1974	3242116578.865831
1975	3194596618.0269265
1976	3528132947.511179
1977	3905602825.739952
1978	4157548278.8657255
1979	4390665068.322949
1980	4638127506.296137
1981	4493774417.386158
1982	4259761025.00916
1983	4179066751.7088847
1984	4199688621.63227
1985	4167410912.2291017
1986	4195205606.3412533
1987	4280382894.794115
1988	4374526213.690579
1989	4474945753.7176075
1990	4574468690.686432
1991	4682957660.867447
1992	4836276787.973075
1993	4976146848.441245
1994	5123189752.755156
1995	5289061311.601275
1996	5389480862.4257965
1997	5535627131.842742
1998	5736466219.648845
1999	5881715923.383525
2000	5991101490.947139
2001	6057450106.179824
2002	6126535484.4546385
2003	6279859650.390355
2004	6587170685.319009
2005	6758704934.021806
2006	7012663576.265435
2007	7226046305.545255
2008	7371225576.402215
2009	7304029371.8082905
2010	7548534518.18764
2011	7777373401.947056
2012	8032141039.435752
2013	8309579827.001486
2014	8593749536.40267
2015	8908980034.135378
2016	9173674346.856724
2017	9448086140.304403
2018	9758448062.265213
2019	10075359854.251778
2020	10011532605.917877
2021	10824752328.611214
2022	11219171045.103325
2023	11435949862.805185