Year	constant 2015 US$
1990	58446198610.528625
1991	55786251153.862434
1992	55157820098.35735
1993	49976086908.7247
1994	38207087129.190506
1995	30389790353.539124
1996	28829795710.465923
1997	29751669759.28182
1998	29546754149.4831
1999	29688556187.58918
2000	30067406064.664417
2001	32488413774.193077
2002	33332813491.645466
2003	37261143916.86935
2004	42423185315.81662
2005	46957229429.587746
2006	52854678953.13485
2007	58571169713.416695
2008	62893974408.322586
2009	63184519108.82983
2010	70427120717.70654
2011	78829968473.90121
2012	86772396574.11473
2013	96004472970.52306
2014	97279422542.40018
2015	99049420535.71477
2016	100271727302.9674
2017	101817879711.84001
2018	108005983205.46797
2019	114574428397.93501
2020	110341455255.0842
2021	117252519178.64433
2022	119612335014.95117