Year	constant 2010 US$
1960	3905240243.61429
1961	3963977778.57779
1962	4094844863.00273
1963	4220103954.52109
1964	4335568599.15247
1965	4379107109.84527
1966	4516704055.63179
1967	3966077141.90938
1968	4373147047.25663
1969	4507588740.57197
1970	4537057233.45644
1971	4895565876.00469
1972	4903026746.85057
1973	4931805358.95015
1974	5429424452.9981
1975	6192361561.13747
1976	5879672011.02563
1977	6780974668.4974
1978	7563247486.4401
1979	8117929460.52856
1980	7126994775.02795
1981	8349092871.27949
1982	9457943852.7499
1983	9532721857.16722
1984	9673184136.28855
1985	10255888816.3866
1986	12776416303.405
1987	13313876650.7614
1988	11717158019.9816
1989	10317687749.6875
1990	10320634345.0723
1991	10264262192.1109
1992	9126514091.27655
1993	10275945284.7699
1994	10559946280.7642
1995	10819964417.6082
1996	11268880825.253
1997	12153607396.2933
1998	12567291004.8202
1999	13289823106.8515
2000	14035300581.1127
2001	14712305681.8637
2002	15119623729.0721
2003	16165753802.6431
2004	16897286836.269
2005	17597944665.3061
2006	18219106367.4022
2007	19225114807.2512
2008	20066384994.6014
2009	20568144261.2976
2010	21326536463.4336
2011	22106314632.2482
2012	23079772846.8391
2013	24478668076.6901
2014	25731530036.3104
2015	27071049928.7201
2016	27968559215.0781
2017	28891599007.29
2018	31079516924.8614