Year	constant 2021 international $
1997	3778508587.37791
1998	4105096943.608143
1999	4001524920.9667463
2000	3955017284.2796283
2001	3985707301.2754827
2002	4313734897.829746
2003	4173205403.381808
2004	4340133619.517079
2005	4890212138.770351
2006	5400161478.887969
2007	5321106896.606272
2008	5505571585.226858
2009	5522828251.380228
2010	5508784799.602686
2011	5941628201.083705
2012	6176544522.7645645
2013	6826988190.8666935
2014	7084397103.617394
2015	6938627406.754557
2016	6821230512.326228
2017	6831996473.978845
2018	7071116350.762861
2019	7290320957.775303
2020	7315118255.506804
2021	7537409740.705879
2022	7719121614.63365
2023	7930968276.053283