Year	constant 2010 US$
1993	3458796230.02107
1994	4086717395.57289
1995	3684944955.68966
1996	3382508868.61362
1997	3180762635.31999
1998	3355543047.13783
1999	3407642061.44542
2000	3457070674.01463
2001	3370989488.56571
2002	3348474336.65388
2003	3445551293.96672
2004	3822339743.17019
2005	4213003809.24954
2006	3841189637.79404
2007	2860262065.89609
2008	3117458405.87488
2009	3757988297.35709
2010	3152644875.83941
2011	3213488146.81974
2012	3345856295.7339
2013	3264121058.21214
2014	3527443613.94369
2015	3721702250.20617
2016	3847054049.45479
2017	3731598444.88369
2018	3915175474.19266