Year	constant 2010 US$
2000	5939008186.97054
2001	10734934797.6174
2002	26838176775.6342
2003	26489280477.551
2004	29956727293.4402
2005	36825804856.7324
2006	42088212372.4559
2007	49058020342.9569
2008	54267982103.7365
2009	52829598987.6446
2010	51572818660.8665
2011	48930175170.3406
2012	51474477980.8502
2013	50870218693.552
2014	51228666700.4102
2015	43703522520.3665
2016	35664030276.7223
2017	44417294584.0136