Year	constant 2010 US$
1960	1477035881.43885
1961	1697488926.27338
1962	2040931712.83474
1963	2268346430.35805
1964	2274147862.44373
1965	2592064439.45619
1966	2843845125.92532
1967	3125793098.89082
1968	3361329844.2411
1969	3591065157.5057
1970	3765107089.26013
1971	3925138628.95799
1972	3974603018.83942
1973	4162761402.15666
1974	4453727869.2078
1975	4529379221.65287
1976	4415902192.98527
1977	4885328210.75051
1978	5225759067.68308
1979	5155927129.33502
1980	6923063936.04441
1981	6128629213.09453
1982	6323910992.66734
1983	5714854656.99144
1984	5479804685.83298
1985	7457690321.62385
1986	7595718407.96525
1987	6380545852.73205
1988	5528238374.31389
1989	6201975890.17776
1990	7260551698.94569
1991	10143201645.7981
1992	9274182234.89945
1993	8258624223.66964
1994	7998506364.42654
1995	8812283618.33495
1996	9585590973.5367
1997	10294379435.1797
1998	10204163229.5043
1999	8934851360.74978
2000	10584624117.2019
2001	10620365418.0675
2002	10355509549.5316
2003	9313956561.66791
2004	11041620790.1182
2005	12291336375.0057
2006	13656287305.9891
2007	16653633185.6953
2008	19957091892.647
2009	19493277936.2363
2010	20620600000
2011	24888474452.1751
2012	27216933251.6041
2013	26211221150.8966
2014	24360338804.9483
2015	24588292918.7431
2016	23623400253.6791
2017	24893070085.9028