Year	current US$
1989	152392789060
1990	72972421213.33337
1991	64166840909.09091
1992	66289460829.49309
1993	74595198970.66124
1994	100424585715.91913
1995	111086789660.08366
1996	119411105462.14305
1997	121097799845.0295
1998	119973336547.13759
1999	76375813697.86032
2000	91708370778.92592
2001	76127520518.6038
2002	78538408719.34242
2003	91650491517.48593
2004	126194647286.48999
2005	161511405564.1643
2006	203912011870.99768
2007	270290802568.1453
2008	326059456542.9393
2009	273060101610.57144
2010	393226116542.66833
2011	486638189477.0406
2012	435805646487.22125
2013	448858556932.04834
2014	396268041765.22876
2015	261849668464.5072
2016	241013544001.65286
2017	280179311139.344
2018	243592840651.7463
2019	229492713367.4077
2020	218365401824.88165
2021	286624282936.22125
2022	308927057093.1599
2023	338868929029.68445