Year	constant 2010 US$
1970	1306758356778.65
1971	1396670364832.9
1972	1504852376496.13
1973	1632903687978.97
1974	1742816780224.07
1975	1810213508465.56
1976	1960749039250.03
1977	2041233166869.46
1978	2118571441435.81
1979	2264495160672.04
1980	2434338811225.75
1981	2456561190833.5
1982	2393258464070.94
1983	2279546599194.07
1984	2373595359108.77
1985	2431730912089.28
1986	2529877447979.91
1987	2593458877423.91
1988	2617341937220.49
1989	2622861030999.07
1990	2634290747948.87
1991	2797730161146
1992	2909296782437.59
1993	2995909533667.5
1994	3175393729415.45
1995	3213917431324.55
1996	3312660867262.1
1997	3522421830092.96
1998	3610738859825.44
1999	3580377906142.34
2000	3721086941463.05
2001	3738702125417.56
2002	3712464923255.98
2003	3746080422227.9
2004	3993678194819.41
2005	4215617642552.65
2006	4473375466118.14
2007	4793985632301.96
2008	5053338444999.15
2009	4950718240016.16
2010	5303755895954.44
2011	5606840287034.4
2012	5809122521504.47
2013	5976422551334.88
2014	6009774616195.03
2015	5966925766627.68
2016	5899749420890.14
2017	5998609243357.03
2018	6113568367055.95