Year	current US$
1981	174343709922.3259
1982	165147993773.30658
1983	144508608546.61655
1984	125850492742.3731
1985	109583657542.36043
1986	112957863010.40446
1987	130984296274.82881
1988	134727813066.87518
1989	136775057534.77588
1990	164898374633.88803
1991	180355962231.1152
1992	170403592380.68402
1993	175337086575.5993
1994	184224194939.77505
1995	224903432930.33905
1996	237090988350.68588
1997	251353559450.43457
1998	265213027592.56985
1999	196378821309.58685
2000	209151726594.61197
2001	198308754482.93253
2002	206399039921.9895
2003	272629958236.64267
2004	344138427503.1313
2005	402127431810.78314
2006	481376167038.34106
2007	548135839820.3485
2008	600845723281.9579
2009	623648281432.3651
2010	740820061719.0856
2011	819353099225.3046
2012	855789120825.945
2013	918010623720.2146
2014	964334097826.6853
2015	896425101324.6898
2016	818929921214.9664
2017	857404537052.6384
2018	916645438580.9669
2019	924599182967.461
2020	846770695015.8608
2021	923882816047.6294
2022	951190248836.8269
2023	902686861381.0575