Year	constant 2010 US$
2000	130484762793.598
2001	132879672445.086
2002	136757931037.875
2003	142865529868.901
2004	156681887579.503
2005	168835666092.876
2006	180342794957.264
2007	193134370893.566
2008	197846050176.428
2009	194423517295.362
2010	207862070740.874
2011	218641022047.177
2012	222481795287.659
2013	228577591150.611
2014	234202907591.748
2015	238257227124.965
2016	243683860270.2
2017	252436307530.342
2018	260974771350.784