Year	constant 2015 US$
1981	42406212463.25792
1982	43752342548.038994
1983	43438132393.29796
1984	41787658298.13997
1985	42924381027.35234
1986	44292538230.718864
1987	45757533119.603615
1988	48014721593.02527
1989	50217970794.20096
1990	53477621136.83175
1991	54947650574.672554
1992	56861225523.22667
1993	58897143385.462204
1994	60000895861.82277
1995	61184850933.2766
1996	62715028005.99581
1997	64999476610.67437
1998	68024777368.50193
1999	70748516530.22855
2000	73118649564.9614
2001	78521433193.9203
2002	87459868678.79541
2003	89693116957.42921
2004	107630308089.9833
2005	119073423990.5513
2006	133802915607.28912
2007	151005000989.97736
2008	170637510235.22427
2009	191843252745.3155
2010	216543566795.28403
2011	227146344420.4183
2012	236161098283.85257
2013	255959756886.631
2014	273482744288.80676
2015	286558062693.46533
2016	284221407286.08575
2017	281625196843.8426
2018	286771302642.2524
2019	293130375486.88495
2020	286616052234.22565
2021	302690797868.7774
2022	322843342654.49097
2023	336327453150.0661