Year	constant 2010 US$
1970	750989134627.886
1971	780674582945.805
1972	810145201140.6
1973	852326314882.327
1974	879220690172.811
1975	888500853269.768
1976	928040540041.162
1977	956678212994.296
1978	985052938026.944
1979	1042013751931.68
1980	1096577668412.97
1981	1118490211045.57
1982	1134610121877.26
1983	1142901576158.9
1984	1172859847438.49
1985	1206422134469.5
1986	1250771718042.97
1987	1299612992066.21
1988	1352250604827.23
1989	1394145600239.93
1990	1423693772625.17
1991	1458954797720.22
1992	1481207345539.68
1993	1441815297395.24
1994	1451874090954.47
1995	1457198008013.19
1996	1472354456605.87
1997	1511225254857.89
1998	1552874430734.27
1999	1588544889730.15
2000	1628293648954.23
2001	1651752384693.5
2002	1656751954573.48
2003	1672484395362.2
2004	1688866598789.16
2005	1707992082592.4
2006	1725019810499.36
2007	1741620941288.94
2008	1731431216849.72
2009	1712664122304.35
2010	1730466373633.33
2011	1722426057644.19
2012	1665102848097.61
2013	1632809671465.23
2014	1633186470223.04
2015	1654251970969.82
2016	1671016005967.53
2017	1692188652652.83
2018	1700014014552.71