Year	current international $
1990	2873.659409542874
1991	2963.3879500529792
1992	3190.5051604844225
1993	3407.810394077935
1994	3604.168235206779
1995	3816.957538924876
1996	3885.294558427783
1997	4044.573021401508
1998	4168.226580178253
1999	4290.341440903726
2000	4411.225858931387
2001	4527.726126259302
2002	4652.401391917079
2003	4806.069110229792
2004	4971.938733533202
2005	5263.414686258889
2006	5664.215421590849
2007	5915.656957334571
2008	6135.2079534399545
2009	6019.96757255337
2010	6201.126961545319
2011	6542.944980271316
2012	6656.875001607572
2013	7038.923207277628
2014	7447.433762930503
2015	7873.397416239764
2016	8388.369046510543
2017	8889.222787954222
2018	9120.858029793879
2019	9666.802078868659
2020	9306.030301819765
2021	10709.759578716128
2022	11743.43732803299
2023	12542.309014057293