Year	current US$
2003	2088471885024.1128
2004	2635666574420.373
2005	3330755609170.126
2006	5300952588306.6
2007	11256616657876.482
2008	5127161020953.413
2009	10164115293750.016
2010	12556338999629.87
2011	10436844305558.945
2012	11614776729688.73
2013	11571807200397.355
2014	13263270773959.166
2015	14399446207150.271
2016	14410224032361.764
2017	17892625749937.6
2018	14396346205623.377
2019	17939110600604.82
2020	22778789808178.14
2021	26115843210000
2022	22910305532748.09