Year	constant 2010 US$
1960	244937034302.899
1961	247696310205.473
1962	261467506592.092
1963	275045388103.993
1964	288173348861.45
1965	301539924799.906
1966	303519462091.245
1967	292026447394.261
1968	302582188974.406
1969	331960647790.08
1970	370415468494.354
1971	395545322770.413
1972	401518437807.643
1973	418807834434.433
1974	451272727277.351
1975	446054952310.106
1976	472070270945.628
1977	493075017525.312
1978	494868131697.436
1979	513436935655.433
1980	529811313437.348
1981	522216182753.653
1982	520251137136.216
1983	512635667122.914
1984	521024499621.458
1985	542443047201.742
1986	558971762333.745
1987	578564251027.956
1988	603592317812.763
1989	619783948490.096
1990	644910297559.945
1991	654598921694.608
1992	666685951515.029
1993	670050169095.052
1994	673860262089.648
1995	696090955243.639
1996	729300630807.719
1997	752658698632.809
1998	776901228850.887
1999	799553268925.981
2000	830372015909.728
2001	867778092696.862
2002	919055438439.83
2003	965875292196.693
2004	1031899230109.38
2005	1099149477419.11
2006	1168577353093.32
2007	1244388672231.18
2008	1310756291590.45
2009	1379190452522.32
2010	1465180099197.68
2011	1531800397696.86
2012	1603357345436.53
2013	1698859767199.01
2014	1795423586817.89
2015	1870133769927.24
2016	1927502220460.9
2017	2008954814194.05
2018	2095241053572.86