Year	current US$
2003	873607510000
2004	850412010000
2005	833620000000
2006	1735679500000
2007	5328792690000
2008	2245490210730.5435
2009	4391440061455.5776
2010	5279851998297.985
2011	4669948310803.692
2012	5247964778754.844
2013	5415951308285.204
2014	7634083598089.575
2015	9572337769971.914
2016	8853854016831.674
2017	10653914826857.043
2018	8101282000000
2019	10491203700000
2020	14211353610000
2021	16593488460000
2022	13473930040000