Year	constant 2015 US$
1960	4134520.314690853
1961	4416425.965423935
1962	5074186.637922256
1963	5745372.758970639
1964	6201780.472036273
1965	6644772.326157952
1966	7369650.651800496
1967	7561615.386854245
1968	7703905.962272736
1969	7989829.657964739
1970	8336167.872132041
1971	9759083.21592312
1972	11839768.821818553
1973	15719243.972482577
1974	20739728.816204567
1975	25451476.291305568
1976	32136515.37350759
1977	39882030.636679456
1978	46150938.351466075
1979	55346219.85552903
1980	68595392.2661337
1981	81891390.7233597
1982	89955261.73007806
1983	106481557.36293605
1984	122061656.15080272
1985	138501654.91830173
1986	158972548.71689782
1987	181469486.54578987
1988	229466730.94028607
1989	263928677.8467561
1990	281339298.186001
1991	351400842.25031507
1992	393629780.2409181
1993	438473692.0014011
1994	476316098.95034707
1995	528774090.7345004
1996	585942071.377516
1997	719631799.834717
1998	999265810.4903259
1999	1059001603.1615964
2000	1138201875.1445537
2001	1176325401.7469645
2002	1392045461.500498
2003	1484266794.985914
2004	1570447436.2622015
2005	1709725639.309618
2006	1861975220.0483177
2007	2169488925.9113545
2008	2239419738.8216763
2009	2287699850.473949
2010	2387825282.802061
2011	2476176323.15491
2012	2554027489.310541
2013	2535970996.081076
2014	2557618935.529124
2015	2678304154.1646395
2016	2670764834.8033743
2017	2759118550.6596622
2018	2703080706.5051622
2019	2658680880.3674765
2020	2679312262.763325
2021	2638458514.3611746
2022	2574270108.590187