Year	constant 2015 US$
1995	3612155305.2146096
1996	3791537182.208613
1997	4100478949.927306
1998	4180676436.129964
1999	4648190644.066164
2000	4915001106.82957
2001	5270976588.9454155
2002	5562100985.093034
2003	6070088449.286202
2004	6674197379.1813135
2005	7588009574.015118
2006	8445473564.916276
2007	9365390547.240454
2008	10680122605.990524
2009	10723955533.900524
2010	11199556404.170137
2011	12152682818.871378
2012	13111577153.70014
2013	13998215961.01159
2014	14479026495.835484
2015	15523898757.4343
2016	16765062349.741207
2017	18009234563.769802
2018	19945885972.02672
2019	21529256297.797695
2020	21011416103.35362
2021	21818917246.817814