Year	constant 2015 US$
1960	288699190701.7372
1961	250220539098.70273
1962	248618395243.8993
1963	264627981458.67526
1964	293167705081.6827
1965	324776456230.37244
1966	350765957552.7093
1967	345783080234.81165
1968	351915939019.7291
1969	391979865712.1324
1970	444668586061.3589
1971	474770602894.8908
1972	498041527169.5328
1973	539190991020.71484
1974	559992928453.1805
1975	598221010529.8105
1976	615124807338.6943
1977	660693840933.8356
1978	721480432594.8381
1979	771973954693.314
1980	829827886753.2495
1981	876044460615.47
1982	932174503648.0283
1983	1004151388754.8854
1984	1103918576958.7427
1985	1190996071120.5762
1986	1275823867341.5872
1987	1392900394530.6313
1988	1528530287926.4006
1989	1616413410546.017
1990	1699676230092.3801
1991	1835664409788.793
1992	2040850641389.9224
1993	2270706745859.842
1994	2518995496108.1133
1995	2767709989161.5186
1996	3018534535101.162
1997	3240151667770.9126
1998	3333902723129.4375
1999	3546532714218.7334
2000	3817689513328.235
2001	4084135914673.537
2002	4413307544851.049
2003	4808031651297.032
2004	5246567734470.803
2005	5769991882603.3
2006	6409183937015.895
2007	7209444580059.459
2008	7830567982095.2705
2009	8455789419859.192
2010	9294695223114.91
2011	10098026225652.785
2012	10863480620396.895
2013	11656347859008.299
2014	12470467960056.232
2015	13306887306272.541
2016	14180427732030.016
2017	15131566542961.018
2018	16118877443878.422
2019	17050842061658.068
2020	17263428860551.72
2021	18576039809802.145
2022	19210145097604.016
2023	20183800841832.824