Year	constant 2015 US$
1970	4559805433043.801
1971	4721252383524.686
1972	4873979251857.073
1973	5024591629590.391
1974	5202934510675.464
1975	5491418668947.652
1976	5635512539475.29
1977	5749173888584.666
1978	5941664845035.177
1979	6094172176688.11
1980	6166186284476.823
1981	6343575145899.665
1982	6488176632482.744
1983	6640545590862.237
1984	6754096829923.507
1985	6999784838351.008
1986	7213253282812.896
1987	7404833623321.457
1988	7576906978961.7705
1989	7776398096324.955
1990	8043607359125.143
1991	8180974130127.147
1992	8263997795939.972
1993	8353804486119.175
1994	8440450285568.261
1995	8583438704477.648
1996	8689804351753.364
1997	8820870574613.281
1998	9007733686677.285
1999	9247785131825.045
2000	9463896953558.336
2001	9728171344267.682
2002	10011673028083.383
2003	10226903600553.041
2004	10440362349418.273
2005	10635058202198.992
2006	10880343879255.15
2007	11139807359498.906
2008	11445248203602.355
2009	11841890929571.44
2010	11987107351724.043
2011	12063198852096.684
2012	12171954627934.209
2013	12269486382711.389
2014	12414845470904.572
2015	12610704491878.588
2016	12814988012290.395
2017	12989729598757.883
2018	13240098107668.314
2019	13597166933358.383
2020	13767434737290.584
2021	14270314829791.754
2022	14513099375494.672