Year	constant 2015 US$
1990	69167668946.76492
1991	61012667603.68082
1992	57604642733.35198
1993	58321014883.28878
1994	60531258353.616974
1995	66282710671.48452
1996	70557658386.44128
1997	68186644344.68136
1998	70938098891.3687
1999	70129776167.4108
2000	70785551728.99207
2001	74992696125.35667
2002	78971576218.76485
2003	82678501116.99306
2004	93457003010.71156
2005	103292235028.4535
2006	111405056664.84047
2007	124378490061.09357
2008	134554923216.40746
2009	126622553208.46819
2010	121168363581.70502
2011	125252472776.8553
2012	128848851474.19345
2013	123228595239.15808
2014	128717242965.82585
2015	133947454943.20921
2016	140523964668.41968
2017	154824364653.5821
2018	167609844777.6284
2019	174650302316.86517
2020	169813514458.6077
2021	179866335363.18735
2022	186526105090.5596
2023	193065436339.55722