Year	current US$
1970	1683000000
1971	1733000000
1972	1456000000
1973	1093000000
1974	1146000000
1975	978000000
1976	831000000
1977	885000000
1978	1137000000
1979	1267000000
1980	1645000000
1981	1645000000
1982	2013000000
1983	2386000000
1984	2668000000
1985	2907000000
1986	2740000000
1987	2643000000
1988	2106000000
1989	2212000000
1990	3916000000
1991	6213000000
1992	2630000000
1993	3307000000
1994	3020000000
1995	2247000000
1996	2343000000
1997	1766000000
1998	2440480001.8221145
1999	3874249994.497746
2000	3526960029.5368576
2001	3610000025.756659
2002	5140240004.569294
2003	6547119948.185983
2004	7194889951.830734
2005	14383910041.542725
2006	8366769833.814354
2007	6924780103.383591
2008	7288000030.580914
2009	6569260048.830883
2010	5332299965.109674
2011	5651800069.261342
2012	4853250026.637691
2013	4553150000.430645
2014	4791469985.120003
2015	4218109972.7433176
2016	4243559948.902579
2017	4785839999.958872
2018	5231760020.777588
2019	5030230070.587251
2020	5762580043.982719
2021	6501489973.939955
2022	14113629758.121447