Year	constant 2010 US$
1967	2060657884.78036
1968	2126422262.31128
1969	2129746826.9841
1970	2239121471.25236
1971	2294460678.01887
1972	2449430945.4164
1973	2414442759.87988
1974	2627406889.95256
1975	2813772807.2114
1976	3110063052.10001
1977	3130198080.53961
1978	3324077251.59658
1979	3596560877.05044
1980	3439992153.68635
1981	3614034301.97785
1982	3406551072.21531
1983	3521559754.98919
1984	3564404097.73563
1985	4118377537.74523
1986	3931106170.70216
1987	3655203392.52088
1988	3973325240.31695
1989	3896246367.15616
1990	3871585177.3777
1991	4451642851.59729
1992	4134819073.3289
1993	4351557182.66574
1994	4210636166.35115
1995	4281411269.58965
1996	4629607452.88458
1997	4582961098.2153
1998	5112930642.0387
1999	5427984170.2476
2000	5431820896.69111
2001	5830547905.34831
2002	5799889339.24457
2003	6179562021.05676
2004	6476136571.66251
2005	6860980715.34886
2006	7113359890.54631
2007	7538186727.68831
2008	8140410725.62461
2009	8564115206.60043
2010	9427756588.73721
2011	9787386665.62936
2012	9635586265.78519
2013	9943051726.39121
2014	10606171264.2469
2015	11261036817.7333
2016	11752029335.1856
2017	13017700489.7734
2018	13976566008.0464