Year	constant 2010 US$
1970	6882834970267.23
1971	7110942768163.31
1972	7445713024984.91
1973	7906098829808.91
1974	8024771951116.81
1975	7967836006667.23
1976	8366588796782.99
1977	8529148798583.98
1978	8765599819178.08
1979	9146634377556.16
1980	9312327138680.76
1981	9204296228618.66
1982	9284312326739.72
1983	9401372823514.36
1984	9581431080978.33
1985	9814907112034.29
1986	10199804122668.5
1987	10576887807922.6
1988	11088686584028.9
1989	11511693962499.9
1990	11853365329965.8
1991	11989041275640.6
1992	12151153805130.9
1993	12007902992680.2
1994	12331032267475.6
1995	12627870666818.1
1996	12869101436690.1
1997	13205378186600.8
1998	13720596346156.9
1999	14208473031156.4
2000	14707416029392.3
2001	14990137316995.6
2002	15157013463981.8
2003	15435591180495
2004	15799812507384.9
2005	16151312644086.3
2006	16673343592255.5
2007	17202213987627.4
2008	17270717774739.2
2009	16561863531751.2
2010	16839141554676.4
2011	16964377830956.2
2012	16705344315607.3
2013	16704869687189.6
2014	17027706777943.6
2015	17477123168581.3
2016	17887538095989.9
2017	18282504193840.5
2018	18621479488850.2