Year	current international $
1990	7545.533056415901
1991	7212.997980835546
1992	6914.717253273855
1993	7029.6901428339415
1994	7335.184353331476
1995	7737.703342420432
1996	6846.470568897575
1997	5749.381184545329
1998	6177.642354589513
1999	5807.82878377969
2000	6422.7993324902745
2001	6961.083344960218
2002	7937.483143625081
2003	8417.417528686081
2004	9201.625331693602
2005	10291.33909905842
2006	11407.98606267962
2007	12822.081406274161
2008	14346.514084465844
2009	14180.478423975737
2010	14955.259831227677
2011	15746.5388955975
2012	16326.431531742492
2013	16648.50692927213
2014	17615.10889435831
2015	18384.753572458016
2016	20064.90794671456
2017	21455.875496175326
2018	23004.31954508845
2019	25526.281101821172
2020	25735.000854415437
2021	29404.960509932713
2022	35463.55498830438
2023	38689.548074916594