Year	constant 2010 US$
2000	4267996118.3158
2001	10941978660.9548
2002	22834202903.1205
2003	25046837164.4329
2004	26832676652.9623
2005	30039181511.7636
2006	31946669537.0915
2007	34374616423.8749
2008	40620484227.3826
2009	40427766592.5416
2010	35682259098.1843
2011	39589481387.0111
2012	39554065387.2082
2013	41285999311.6733
2014	39156268358.9078
2015	29793878813.0036
2016	22423200602.9091
2017	24942021221.6459