Year	current US$
1970	6242395014.82334
1971	7222567202.522014
1972	7891579203.60612
1973	9778096601.56265
1974	11718509265.299871
1975	12493441108.911001
1976	12046917322.84433
1977	12984215199.20686
1978	14983140576.96682
1979	20155129374.14987
1980	25223075823.80736
1981	23786659640.635323
1982	22485980400.301983
1983	20962326524.87605
1984	20621013115.65933
1985	20648472217.844418
1986	25160837956.1143
1987	30437307990.827072
1988	36271505042.63836
1989	37795902267.297585
1990	44712567937.99086
1991	44938208090.19834
1992	50878789848.99275
1993	49456946289.08233
1994	56705550007.28553
1995	62523949580.21097
1996	69135125605.93596
1997	75497512368.76816
1998	85796919291.76556
1999	100357270172.65465
2000	101457759723.9289
2001	102609690181.95097
2002	114664870933.2115
2003	133383551587.76605
2004	161025855982.18448
2005	171515199142.06824
2006	187112598211.54504
2007	209403657914.58307
2008	209658723820.42838
2009	179146309417.01175
2010	185165269700.07312
2011	199749358125.5231
2012	200427242766.99304
2013	212833983019.15222
2014	237943663017.14038
2015	234556036941.69135
2016	231406872167.81613
2017	241867532243.3295
2018	280378319552.7732
2019	281561074818.878
2020	213845127684.8008
2021	249533650683.5585
2022	316907805223.9885
2023	389443599770.3065