Year	constant 2010 US$
1960	3892378481.11174
1961	3632850046.64501
1962	3927113233.55051
1963	3832302326.73426
1964	4055457333.55758
1965	4315428359.54539
1966	4283797192.83138
1967	4521265248.12507
1968	4923566827.73952
1969	5707316847.43113
1970	5392996772.26929
1971	5639368415.23064
1972	6309597692.1597
1973	6786291089.78677
1974	6559483909.20039
1975	7506778776.05032
1976	7267319128.77832
1977	6940346586.93095
1978	8687207056.82945
1979	9412849451.74269
1980	9893526033.32631
1981	8722821407.50003
1982	8586924543.0991
1983	8510306828.16958
1984	9387310213.43283
1985	10734563610.511
1986	12957180258.2821
1987	13966331628.9283
1988	14001360217.2523
1989	15178156771.4828
1990	17848530156.9611
1991	19983048147.7918
1992	21099276875.4163
1993	22411618836.6226
1994	22421225339.0966
1995	23219608899.0119
1996	25449392127.9206
1997	26251403788.3525
1998	28187569864.361
1999	29857374920.5373
2000	31692543000.3273
2001	32583381361.435
2002	31808739308.2918
2003	34149956585.0368
2004	37499591820.3192
2005	39642307050.5702
2006	43346630919.194
2007	46234802980.5938
2008	47932252969.2368
2009	45881081627.553
2010	46827058080.6203
2011	52566260191.2984
2012	55137615573.1754
2013	57716461350.2782
2014	57549657223.7462
2015	58503777002.7791
2016	58381599917.9762
2017	59847724935.6103
2018	60571882407.3312