Year	current US$
1992	49717500.1031254
1993	133694471.169385
1994	202621731.256651
1995	220986649.546325
1996	193866390.030945
1997	250531564.969129
1998	260253246.031131
1999	305489557.293461
2000	259836317.576792
2001	234251046.833656
2002	323133447.622758
2003	325217778.017771
2004	345060355.267101
2005	312104907.411467
2006	449578847.200303
2007	896022010.407354
2008	1292948220.14149
2009	2050927526.8344
2010	1695691125.42722
2011	1786689867.90836
2012	1745866242.29235
2013	1511161812.62397
2014	1177201629.8477
2015	1688180787.14781
2016	1833673822.03675
2017	2432221196.06343
2018	2149813974.088
2019	2049134995.15919
2020	2171055563.07623
2021	2763919782.17433
2022	2803462864.6202
2023	2956284637.81427