Year	constant 2010 US$
1990	1628169977.32751
1991	1628169977.32751
1992	1455982016.11085
1993	1399421894.26356
1994	1383401167.04566
1995	1462343868.05081
1996	1464851460.75669
1997	1429698741.14682
1998	1483844146.4013
1999	1548670034.48845
2000	1508409256.32267
2001	2043286363.05814
2002	1721279419.24969
2003	1475602906.24814
2004	1465419577.67297
2005	1482134487.25845
2006	1559444655.21689
2007	1617783549.24082
2008	1782409079.70531
2009	1785318602.15536
2010	1720626261.14866
2011	1741141363.32196
2012	1783537261.87982
2013	1792206451.22078
2014	1846388884.60178
2015	1918681610.78412
2016	1824864356.27234
2017	1779202667.20933
2018	1889200429.22393