Year	constant 2015 US$
1980	245392769.24553272
1981	246420871.95379812
1982	302387369.9067158
1983	302820900.2055238
1984	276050405.44635314
1985	331289388.55932915
1986	345379122.6460912
1987	273485351.3108751
1988	162125592.071026
1989	178287589.23190448
1990	159575990.90885413
1991	204013583.67127955
1992	144146547.20724672
1993	173633010.10569397
1994	180370377.2528975
1995	136473455.1241251
1996	178852393.18927792
1997	122104553.39004381
1998	120066703.21562442
1999	141609666.44268537
2000	214140441.5264747
2001	233520768.54531288
2002	313634197.0626111
2003	306357661.14241797
2004	282297460.4482006
2005	293232418.5787178
2006	320127839.7134006
2007	283296657.0792016
2008	319317127.9014293
2009	354004011.8564858
2010	369653361.3641805
2011	374490211.10119146
2012	432365439.9173811
2013	431423924.1828061
2014	348052263.0604068
2015	432240937.74625695
2016	509706324.873795
2017	485339893.12119013
2018	1699822521.8770986
2019	1786348408.3189175
2020	1834250235.4443207
2021	1264324373.431386
2022	1525478038.3521032
2023	1678196159.7948706