Year	current US$
1995	495895744.7575897
1996	578678977.4433713
1997	496774926.0052051
1998	479881561.1592869
1999	498867132.0070083
2000	544583482.6832713
2001	566849005.3689244
2002	614406211.7104436
2003	714520599.9176788
2004	893515715.1742541
2005	1033755061.9855751
2006	1335067234.3865492
2007	1564961158.9550452
2008	1848926414.8555386
2009	1713804210.905651
2010	2026657016.4328747
2011	2544620672.766542
2012	2746583088.6385694
2013	3126920770.914241
2014	3323117876.837638
2015	3342543774.053535
2016	3384417975.3241806
2017	3846407022.7231207
2018	4774547289.201801
2019	5046135659.555419