Year	constant 2010 US$
2000	32504870183.7515
2001	33508044638.9795
2002	33465573947.0714
2003	34174839620.5181
2004	32672777591.7865
2005	35613828786.2821
2006	40306007271.2131
2007	42883871065.7269
2008	45672979567.0792
2009	51215833618.4223
2010	53892308921.7694
2011	57591761482.4123
2012	61363560022.2136
2013	68276507294.1818
2014	71878519433.9293
2015	72884273109.7828
2016	69627927518.702
2017	68693552599.7879