Year	constant 2010 US$
1967	2855504660.23566
1968	2995299846.09451
1969	3335576408.84403
1970	3473204139.14802
1971	3683438524.05268
1972	3886087369.71729
1973	4213359516.39591
1974	4413840906.50566
1975	4688012916.9372
1976	4996862537.42153
1977	5337138862.22735
1978	5624315037.567
1979	5713176762.80708
1980	5981930292.98061
1981	6047678075.16629
1982	6203445575.24048
1983	6399150642.24832
1984	6696864735.75592
1985	6933267930.2799
1986	6977037646.51508
1987	7140878734.78571
1988	7690141601.66476
1989	7631542110.7416
1990	8161085116.30641
1991	8417859476.9139
1992	8746236237.53872
1993	8671694690.90675
1994	8969276672.78731
1995	9271222661.00384
1996	9447319739.89131
1997	9838270298.87942
1998	10043202280.3919
1999	10356664677.3452
2000	10675607142.3162
2001	10900045086.9803
2002	11294530471.4041
2003	11529762811.101
2004	11596863765.8604
2005	12030146557.1274
2006	12429385964.0413
2007	12941228800.8122
2008	13818315698.332
2009	13404822433.0054
2010	14533336501.4494
2011	15520670644.264
2012	15796288757.5012
2013	15683026527.6485
2014	16330181056.5502
2015	16707745299.8371
2016	16829096584.2264
2017	17198438075.0584
2018	17942246958.7694