Year	constant 2015 US$
2000	255935522485.08832
2001	262472523887.73352
2002	268064787457.08505
2003	277145953768.68335
2004	291047825310.38153
2005	305804906366.45447
2006	323062028474.8919
2007	331764087970.8735
2008	347993689692.2357
2009	368622821414.6598
2010	379682738868.00964
2011	433001411118.14746
2012	457830789100.88025
2013	499917854630.15393
2014	530553006612.86346
2015	516463770593.1173
2016	473581465708.2893
2017	485230529093.4315
2018	510090771308.6299
2019	530623661034.00214
2020	522789161377.2114
2021	538525227316.67444
2022	582192044237.4661
2023	597895124123.23