Year	constant 2010 US$
1989	970518078.474514
1990	1017283975.06417
1991	1000186798.67987
1992	1223959075.90759
1993	1434657059.03924
1994	1323022368.90356
1995	1260164943.16098
1996	1403479794.64613
1997	1585011954.52879
1998	1429628456.17895
1999	1388896883.02164
2000	1291827796.11294
2001	1346256985.69857
2002	1355795086.17528
2003	1570144334.43344
2004	1762675980.93143
2005	1752712137.88045
2006	1818087128.71287
2007	1854494169.41694
2008	1887079427.94279
2009	1981214668.13348
2010	2016868353.50202
2011	2126145947.92813
2012	2310231023.10231
2013	2449578291.16245
2014	2373303997.06637
2015	2480381371.47048
2016	2449082801.61349
2017	2548817015.03484
2018	2626614837.81132