Year	current international $
1990	288398896.40826494
1991	300973691.7616781
1992	420591044.5670619
1993	471059944.8082009
1994	488127120.3494707
1995	543427450.4865369
1996	900155544.5159054
1997	2438484258.541454
1998	2802972864.5915623
1999	3758558769.658278
2000	3565860967.9678407
2001	4054096187.6448565
2002	5414885553.86981
2003	5383148098.80273
2004	7066131362.388037
2005	10650132479.046762
2006	18328094265.40145
2007	22041961721.772434
2008	24532848157.618706
2009	22324010892.821815
2010	18268538214.220947
2011	21889346128.88297
2012	25738923220.585266
2013	25683802611.572006
2014	25862380308.711903
2015	21360452976.616516
2016	19456870395.81541
2017	21207211938.954872
2018	22786640150.264668
2019	20140430549.145958
2020	17688315108.113564
2021	22154736585.27906
2022	21259113711.29773
2023	23003653050.174484
