Year	constant 2011 international $
1997	4399829131.12998
1998	4626148536.79963
1999	4557884904.16183
2000	4650160346.88551
2001	4612864423.44842
2002	4806252237.80386
2003	4719676700.77445
2004	4912849717.07004
2005	5019895119.85031
2006	5339406951.18117
2007	5538070239.62513
2008	5817122964.75991
2009	5997031368.94307
2010	6330873409.54076
2011	6570554912.82426
2012	6897299339.01216
2013	7262751632.86985
2014	7545840224.33357
2015	7265512774.91677
2016	7224099882.75895