Year	current US$
2002	36807876470.1058
2003	43754045327.34337
2004	49763247296.68108
2005	51713741221.38307
2006	53427649541.94481
2007	69763315157.06273
2008	89034727377.8044
2009	82253755017.08583
2010	87757769398.98965
2011	96517959484.49606
2012	98966831684.46904
2013	104985249705.30661
2014	117433226339.79489
2015	104181475311.62071
2016	104993666824.95741
2017	115096053379.99985
2018	123839131856.49309
2019	124372257759.49522
2020	119262533102.1254
2021	134253324212.84286
2022	138486432316.41034
2023	152943377367.74945