Year	current US$
1960	112155598.49215747
1961	123134583.46355903
1962	124482773.83305976
1963	129379123.76305042
1964	142025078.73575366
1965	150574795.40986323
1966	157930018.0910871
1967	163820513.56243202
1968	191767441.6045771
1969	188039210.13037923
1970	189106529.20701113
1971	201450799.82635018
1972	230317883.36442974
1973	271183082.04306173
1974	281398705.57059574
1975	378660016.2659364
1976	451152461.3127605
1977	507298147.5265393
1978	610578631.9929826
1979	700764747.7564625
1980	797048198.5348748
1981	694803622.8989656
1982	748312390.7566056
1983	658679332.6813309
1984	637820670.2996036
1985	864849836.286193
1986	1122265013.4200428
1987	1200991977.8080113
1988	1264899287.5126107
1989	1233930280.917237
1990	1440711459.1696668
1991	1377374986.5870886
1992	1411917553.1243598
1993	1278781261.5592825
1994	851174356.7817373
1995	1115389673.6919692
1996	1007791127.0991323
1997	937741513.0153515
1998	967338389.6505778
1999	999477510.6866324
2000	916777282.6916586
2001	932648604.7519541
2002	996068144.8848892
2003	1142315522.538636
2004	1272360517.3237343
2005	1337894378.737431
2006	1461859762.3345907
2007	1699811294.9493458
2008	1993407888.4983778
2009	2067381665.2545447
2010	2142591540.4006848
2011	2437982705.120927
2012	2510126512.2283134
2013	1691544110.1854331
2014	1894813389.403252
2015	1695825714.1928205
2016	1825018144.6559532
2017	2072349972.6817954
2018	2220979146.1124053
2019	2221301351.439182
2020	2326720900.380474
2021	2516498412.463837
2022	2382618615.016939
2023	2555492085.2483063