Year	current US$
1991	567638252.8791963
1992	757222821.6198564
1993	771455163.4257759
1994	862157383.7814995
1995	974475049.2679397
1996	1043812325.3574696
1997	1105143920.0343938
1998	1157458200.9409387
1999	1275044578.5494258
2000	1414705129.627827
2001	1551781167.6346276
2002	1583218867.2113836
2003	1590307771.0329604
2004	1708399358.344941
2005	1867103550.8914373
2006	2197165600.391198
2007	2746271824.9839582
2008	3093735868.686953
2009	2572761197.0401115
2010	3119674416.517141
2011	3689631510.4267607
2012	3957156884.1452284
2013	4229453945.3761635
2014	4211919152.128151
2015	4506916744.033198
2016	4696242221.465885
2017	4625049098.515066
2018	4548818194.543383
2019	4740688262.522341
2020	4402332314.935666
2021	5163129307.370839
2022	5491295155.138515
2023	6701160862.419209