Year	current US$
1980	49981964071.23269
1981	42405904391.162636
1982	36789230349.98242
1983	37550747783.43741
1984	35430417631.86759
1985	32995172709.94151
1986	37703204417.84351
1987	47142974474.17418
1988	49559299142.26772
1989	49066269625.25854
1990	52567140567.346695
1991	51655365271.161125
1992	52386122010.47471
1993	54988797448.10527
1994	58331959564.21714
1995	67320068711.2526
1996	70157032791.44965
1997	71453327606.59337
1998	67554055454.32577
1999	66439517532.77879
2000	74358799396.68997
2001	71884928717.66055
2002	75183522981.77254
2003	92126966200.52776
2004	115090713845.73663
2005	143691578123.71387
2006	172433740675.20746
2007	213495971419.54285
2008	253901686109.53558
2009	195929242589.19904
2010	251257871394.12326
2011	297016108323.176
2012	285488671452.44464
2013	280983837656.5905
2014	279922674500.78394
2015	216244849609.12186
2016	192934874889.51224
2017	223979161028.44226
2018	256379225272.83356
2019	240591463555.33325
2020	204732254573.37885
2021	281717490233.37604
2022	326718547664.8301
2023	302899003835.37445