Year	current US$
1970	2623380080.8176847
1971	2781700598.8023953
1972	3608584002.0709295
1973	5073275271.273558
1974	5352246899.336602
1975	5903278260.869566
1976	5826319323.551355
1977	6426657174.15115
1978	6324505208.333334
1979	9056879028.259792
1980	9881441169.644928
1981	10194550369.435936
1982	9905838255.338482
1983	9815569605.568447
1984	10440135582.695095
1985	12617719178.082191
1986	21019737436.141144
1987	26024217760.40965
1988	29617954577.917442
1989	33385574139.142654
1990	41708243552.07313
1991	44208453162.53002
1992	51250232406.95596
1993	37283246175.97071
1994	39541922742.51646
1995	45569789164.66507
1996	49003021148.036255
1997	47464772727.27273
1998	53698630136.9863
1999	57859937578.7646
2000	54366605472.94129
2001	55417077017.716606
2002	62681136689.01972
2003	84139103449.80374
2004	104564916538.22421
2005	118122639091.05052
2006	133804144228.2351
2007	145772267119.21616
2008	127939547471.09372
2009	93838171778.90619
2010	115642264833.33356
2011	116261670544.74731
2012	106329110484.37503
2013	116741575647.05916
2014	122499728820.78389
2015	109976027231.64056
2016	114179269895.72012
2017	122781658027.05904
2018	135147253147.45088
2019	129740378839.21548
2020	111848411772.76295
2021	137714733484.4939
2022	127150357811.28455
2023	140485988958.82602