Year	constant 2021 international $
1990	5093.573017923075
1991	5195.300264837487
1992	5297.3391189241165
1993	5369.099080135184
1994	5456.615742280242
1995	5525.696063070533
1996	5735.4663076427405
1997	5882.96064767216
1998	5904.920426270941
1999	5957.055796638703
2000	6104.743036365534
2001	6095.738141533483
2002	6129.019762337778
2003	6364.454755646838
2004	6652.360703040328
2005	6941.349728574639
2006	7257.1026263523845
2007	7569.420392162683
2008	7720.921222631377
2009	7745.1133347326995
2010	8131.942442203716
2011	8418.150919339436
2012	8647.442788282595
2013	8897.808511698362
2014	9183.773560839469
2015	9516.586341848075
2016	9868.255724554705
2017	10223.968909964857
2018	10532.150763886764
2019	10697.168155538315
2020	10139.470330825627
2021	10777.724520347534
2022	11281.109485158417
2023	11669.205936548182