Year	current US$
1992	1147346598.65927
1993	1595167181.45645
1994	2059352980.96231
1995	2446808628.4853
1996	2522593460.35395
1997	2558399685.17717
1998	2175666561.11418
1999	2181173081.8185
2000	2073397872.80901
2001	2306443288.80499
2002	2931875859.07766
2003	3781963405.29618
2004	4337296087.90731
2005	4800619011.24497
2006	5876209235.42637
2007	6565840576.13938
2008	7983777104.79917
2009	7666629586.1092
2010	7601332917.93753
2011	8483655219.89534
2012	7993005889.41388
2013	7735600135.3594
2014	7376706630.42704
2015	9964758197.51851
2016	10307981816.506
2017	7592022701.4361
2018	9284683310.95176
2019	10211596209.228
2020	10057768462.8606
2021	11583527820.7414