Year	current US$
1989	114497000000
1990	79546496969.99998
1991	62029545454.545456
1992	60463645673.32309
1993	71018180630.66594
1994	109004101196.95975
1995	156069192419.4724
1996	158525047059.99402
1997	168894644487.1576
1998	160152259036.27435
1999	102036851140.58788
2000	119976443173.61266
2001	103138270248.27718
2002	91387179470.49733
2003	92693368979.4393
2004	115922489991.0055
2005	152078703535.58798
2006	190625845953.2751
2007	251421388628.3819
2008	328747096714.03186
2009	318428960182.61224
2010	453577622444.40314
2011	539162699833.63513
2012	510714163042.88275
2013	517114089307.07404
2014	488090279827.21277
2015	321439091840.3417
2016	278769334001.2769
2017	300426867329.5546
2018	289397822829.5006
2019	289819598014.5373
2020	244458436865.14084
2021	299344079147.99066
2022	347450316094.01294
2023	359497143729.55206