Year	constant 2021 international $
1990	8240.405474450814
1991	9019.696528362658
1992	9963.438153415256
1993	10363.78468845791
1994	10140.343530677652
1995	9956.59868506441
1996	9765.187412251867
1997	9837.551153534185
1998	9866.525397957492
1999	10433.22612212041
2000	11336.560738537504
2001	11533.537515765904
2002	11781.705796518874
2003	12528.364577746883
2004	12735.1171246313
2005	12634.827555145403
2006	12822.777149315214
2007	12869.182593941403
2008	12318.905029508882
2009	11931.594762556995
2010	11781.964478377908
2011	11481.909029666018
2012	11636.746686463557
2013	11884.157798490818
2014	12091.89408431782
2015	12220.535495494827
2016	11971.618363665488
2017	11523.010537121096
2018	11419.9321726544
2019	11688.66684716412
2020	9934.858530116646
2021	11559.890598468824
2022	12407.017101292411
2023	12795.17979877378