Year	constant 2010 US$
1980	1892917351.84089
1981	2179595904.30708
1982	1936181641.2766
1983	1681723634.79221
1984	1702243710.60979
1985	1755290902.83609
1986	1863388170.93619
1987	2106174385.39772
1988	2029599737.15134
1989	1998996554.53778
1990	1966625042.94335
1991	2036143821.52067
1992	2145841470.8246
1993	2124776130.80236
1994	2204298910.78696
1995	2405586348.39501
1996	2783655751.55157
1997	2879130967.6519
1998	3099399374.30866
1999	3142614698.71746
2000	2978968350.23358
2001	3404093280.77819
2002	3613480645.64592
2003	3993112907.0196
2004	3595833706.25541
2005	3629121288.67895
2006	4221416565.75988
2007	5581255594.01737
2008	6623282063.16918
2009	7624554238.37003
2010	6843350106.53991
2011	6793470534.51086
2012	8125234922.47526
2013	8685349115.83314
2014	10211386300.4813
2015	11466013008.7596
2016	10864250445.1908
2017	9185534367.25894
2018	9630410966.84765