Year	current US$
2000	487662860000
2001	431242840000
2002	321653250000
2003	496479050000
2004	683101340000
2005	979972050000
2006	1389508580000
2007	2218143840000
2008	1132242280000
2009	2187143880000
2010	2733332590000
2011	2256425150000
2012	2477345680000
2013	2170241150000
2014	1865040400000
2015	1306161580000
2016	1596404293716.5312
2017	2026636880000
2018	1831665860000
2019	2317619390000
2020	2013068850000
2021	1775083250000
2022	1757608900000