Year	constant 2010 US$
1990	949664274.665765
1991	1078320401.79104
1992	1492278546.33499
1993	1515443397.94362
1994	1768188421.16086
1995	1866635487.9602
1996	2458173898.90547
1997	3020595911.90713
1998	3201831666.60033
1999	3265868299.96683
2000	3282197641.45937
2001	3433178733.00166
2002	3608270848.35821
2003	3662394911.04478
2004	3552523063.74793
2005	3624962435.02488
2006	3706142525.70481
2007	3916446806.96517
2008	4054933058.10945
2009	4613406921.26036
2010	4486086984.67662
2011	4524025417.04809
2012	5327806301.82421
2013	5286976451.07794
2014	5212516086.23549
2015	5517265671.64179
2016	5589985406.30183
2017	5943637147.59536
2018	5967177446.10282