Year	current US$
1992	640000000
1993	630505000
1994	659300000
1995	840600000
1996	1072257499.9999999
1997	1164043000
1998	1023708600
1999	586368000
2000	776434094
2001	892230216
2002	1038000209
2003	1402334593
2004	1768483398
2005	2290273449
2006	2689240612
2007	3685725710
2008	4898759608
2009	3278269313
2010	3855286597
2011	5191269000
2012	5208490241
2013	5486762627
2014	5281117231
2015	4000730524
2016	4034385732
2017	4848271340
2018	5763741727
2019	5841664324
2020	5403338870