Year	constant 2010 US$
1960	4689569916.20965
1961	4591869463.30609
1962	5471163845.8972
1963	5503731533.46485
1964	7726391111.85449
1965	8581258517.0772
1966	9981747003.64275
1967	10339490858.2177
1968	9988909784.69834
1969	10277437283.4262
1970	9900446828.0991
1971	10879066045.4751
1972	12897084570.047
1973	13435924143.6748
1974	11325274313.0917
1975	9559727246.67282
1976	9559727246.67282
1977	10123697112.1461
1978	11044259256.3843
1979	14685138375.906
1980	15010502315.3013
1981	14343591294.0794
1982	15013266389.1416
1983	17055847557.2371
1984	19040320396.9683
1985	20309532908.7194
1986	21681574132.5828
1987	24112734946.4686
1988	26085935742.0949
1989	29269583541.6929
1990	32046719650.5749
1991	32419113637.5276
1992	33468684127.2203
1993	32373113992.1972
1994	35088782237.6391
1995	38189931372.971
1996	40444675670.6627
1997	43418299683.4887
1998	46896354590.126
1999	48593579101.889
2000	52695046427.5611
2001	53882427652.5296
2002	55541463709.5204
2003	57371394492.2622
2004	59932398303.8949
2005	60223658048.6564
2006	67674086642.5764
2007	72623036622.5112
2008	72388736665.2255
2009	65000187300.9817
2010	71188987964.6843
2011	76197702995.5358
2012	78792669950.5978
2013	84296919583.7454
2014	87953193813.1467
2015	93351118386.0599
2016	97417660241.4928
2017	105023886314.344
2018	108863819939.964