Year	constant 2015 US$
1981	114756771441.39241
1982	107814383451.28427
1983	94980939710.61014
1984	95937105502.95847
1985	101150583806.88309
1986	101499132803.06683
1987	110124410110.61417
1988	117234950364.91736
1989	110873677418.55159
1990	111878149364.75648
1991	111945461992.01476
1992	113696343797.21803
1993	105546149263.6644
1994	101672970725.23096
1995	101228896756.62708
1996	105455632069.38713
1997	106444911293.06519
1998	107356548025.59
1999	111591619823.42693
2000	113529244931.4911
2001	117453830381.91759
2002	125910699643.74902
2003	126830309494.96669
2004	134164831667.3603
2005	142843851081.63232
2006	151189054211.99756
2007	158847104768.29306
2008	165097272403.10828
2009	166729307449.32208
2010	173847640535.6967
2011	187234258848.2613
2012	198865295556.26007
2013	217011423223.11603
2014	232916712997.29385
2015	244208479164.11014
2016	253947429449.25574
2017	265696971946.90024
2018	282118154629.62714
2019	297554570114.6234
2020	289833400805.24384
2021	308744795750.15515
2022	324415089857.33685
2023	332353336113.1536