Year	constant 2015 US$
1990	137017459915.49483
1991	106061799968.70908
1992	104623067643.21275
1993	74691978912.33289
1994	66972569152.40546
1995	50042233501.11093
1996	44263995217.77508
1997	45049623962.655426
1998	43788234491.25272
1999	45036498854.73161
2000	47070706451.2844
2001	54574695669.72305
2002	56343228213.642136
2003	61999778262.15638
2004	70523349092.14699
2005	82382840038.61531
2006	96755982878.99188
2007	111573411424.34824
2008	111236570271.27185
2009	112404041976.83234
2010	120632132145.54248
2011	132683988909.29855
2012	147723509354.87134
2013	159944846253.86823
2014	167028295883.26804
2015	171957779071.924
2016	174931236543.26233
2017	178521317844.17502
2018	183450154506.82855
2019	199711429714.86765
2020	197926728167.90927
2021	205303936036.11923
2022	210882594317.4591