Year	current US$
1992	470000000
1993	483922000
1994	565400000
1995	745500000
1996	795187000
1997	875188900
1998	632118800
1999	463432400
2000	470730714
2001	565185701
2002	642997133
2003	789586377
2004	984748276
2005	1090259309
2006	1045630298.9999999
2007	1322747101
2008	1587092895
2009	1282569712
2010	1540996499
2011	2216762296
2012	2152847879
2013	2384102186
2014	2299833302
2015	1981795441
2016	2055708064.9999998
2017	2432266921
2018	2710622776
2019	2777717001
2020	2483154190