Year	current US$
1970	121791065648.42638
1971	138133423356.99664
1972	169571105663.3812
1973	229727072337.87088
1974	299904187511.2093
1975	324704142557.40607
1976	354823701164.4766
1977	409840048414.3219
1978	497408562207.64404
1979	622254340359.5089
1980	706772991869.638
1981	654869454551.5817
1982	632166514321.1472
1983	620068143839.3644
1984	632961595163.2368
1985	656776138976.0801
1986	825733973098.3552
1987	992411058972.4517
1988	1109961227224.8992
1989	1185743455419.362
1990	1471400298267.2942
1991	1522354830376.6243
1992	1656428578737.4875
1993	1524447402492.274
1994	1702876870031.494
1995	2088762245576.9106
1996	2142796988380.468
1997	2120644328323.419
1998	2224581434907.2627
1999	2238217149306.936
2000	2288722163520.8164
2001	2326615632131.3447
2002	2495628815076.7534
2003	2992119916219.5317
2004	3586765497346.2603
2005	3859255163307.07
2006	4330048589653.957
2007	5132034956143.353
2008	5691184545070.106
2009	4565183794178.049
2010	4970357137267.295
2011	5754514346012.966
2012	5544480410662.034
2013	5813177020925.3955
2014	6037587320966.806
2015	5394734192377.708
2016	5475190590401.098
2017	6013009995817.664
2018	6612799415933.707
2019	6512325754625.042
2020	5965534462754.467
2021	7300169681315.467
2022	7834729464889.793
2023	7990299868839.942