Year	constant 2010 US$
1990	1084.718414019
1991	1098.44858141679
1992	1106.24302127205
1993	1116.50240382916
1994	1133.73967139295
1995	1153.68847869214
1996	1188.54307456709
1997	1223.34995117681
1998	1230.73007851909
1999	1243.74056756248
2000	1286.62869784838
2001	1321.56138685887
2002	1352.6711317273
2003	1394.34074159429
2004	1468.65391852026
2005	1556.90774103556
2006	1631.64139846108
2007	1754.35905780081
2008	1823.67068463957
2009	1843.79572926126
2010	1940.08628899107
2011	2059.3966822787
2012	2145.36347614329
2013	2234.94506698564
2014	2296.63103688142
2015	2337.76179671129
2016	2398.17346473613
2017	2483.84883048507
2018	2549.46949443846