Year	constant 2010 US$
1960	5977344082.50936
1961	6241458574.74219
1962	6511133307.95072
1963	6900600881.02954
1964	7273416452.53718
1965	7505031746.67682
1966	7782648541.87513
1967	8174042204.24948
1968	8517697686.49423
1969	9053884977.68159
1970	9614565493.6753
1971	10064947315.4394
1972	10751495238.0757
1973	11314545328.7328
1974	11741875729.383
1975	12146319563.6407
1976	13000821120.5138
1977	14027573357.222
1978	14743411075.7693
1979	15394680799.79
1980	16020337542.9352
1981	16279503085.9661
1982	15815561037.0443
1983	15614567837.1053
1984	15811872499.0065
1985	15730641763.8012
1986	15922454240.9425
1987	16589176389.3792
1988	17284424014.9038
1989	17817127187.9079
1990	18151203197.8016
1991	18847942910.3255
1992	19850941685.5471
1993	20784003854.4879
1994	21751817628.963
1995	22808616527.925
1996	23386169710.0763
1997	24368766441.7942
1998	25600757908.0454
1999	26615250521.9112
2000	27666703585.238
2001	28759221363.0365
2002	29620665386.6048
2003	30599692819.9665
2004	31458559394.918
2005	32730136509.548
2006	34292687922.3281
2007	36229307007.0087
2008	38020152775.7519
2009	38417922411.6641
2010	39918959504.5733
2011	41393498425.2555
2012	42812929186.3358
2013	44487679026.8196
2014	46322946642.981
2015	48704042254.4344
2016	50387369376.1671
2017	52080324264.8338
2018	54318950332.7015