Year	current US$
1990	314741852674.7594
1991	328032971477.19965
1992	351731183143.6883
1993	342850975237.47485
1994	291334748351.9046
1995	304154799578.43884
1996	313204611917.94415
1997	339767158786.13574
1998	357951281316.32837
1999	361863208095.65515
2000	399021266811.07556
2001	356648219792.0361
2002	367768005188.58514
2003	423162082494.27875
2004	560348453481.1411
2005	717624294091.3447
2006	856231387976.966
2007	1021459838672.9148
2008	1194673925306.1152
2009	1209196501203.2148
2010	1324390208861.9514
2011	1438505808748.924
2012	1588576692190.1472
2013	1740649890537.1594
2014	1760083121534.9185
2015	1667230276067.2646
2016	1527089944186.7122
2017	1486287586868.669
2018	1494714999367.3904
2019	1496608307411.375
2020	1458770987387.845
2021	1606421253980.7861
2022	1713801660976.8943
2023	1903541718369.6926