Year	constant 2010 US$
1991	773824783.814261
1992	901388643.913764
1993	968870003.648424
1994	1032710693.267
1995	1156038560.13267
1996	1170967427.19735
1997	1283005159.00497
1998	1297118215.78773
1999	1351597180.82919
2000	1379980721.65837
2001	1339961280.72968
2002	1377480196.55058
2003	1384367597.5456
2004	1467429653.39967
2005	1406783222.08955
2006	1391693133.99668
2007	1423006816.51741
2008	1345158422.88557
2009	1416766327.16418
2010	1478048122.38806
2011	1581709597.28027
2012	1527482179.9005
2013	1530496089.08789
2014	1755702614.7927
2015	1511950755.88723
2016	1603506682.12272
2017	1791019093.99668
2018	1791717715.35655