Year	constant 2015 US$
1970	33993421260.389477
1971	38681271883.62347
1972	43376221170.33167
1973	43527671898.927765
1974	45255147965.21839
1975	43014161595.32425
1976	44656447042.8469
1977	48645221331.52034
1978	45496632336.35003
1979	48147237551.30823
1980	49747117416.15119
1981	49719315242.13791
1982	45580269637.071106
1983	45384313017.89337
1984	45273057722.29884
1985	48071666409.30197
1986	48978309305.92775
1987	51118876992.63009
1988	54728394256.49141
1989	57169797487.3836
1990	60309755581.77774
1991	65327326807.7961
1992	65416790160.70586
1993	64616133482.95703
1994	67941158327.507416
1995	68071556049.00391
1996	71050187640.5625
1997	71576019084.8164
1998	74031016067.64453
1999	74938431185.2422
2000	79306283867.15234
2001	78425541439.44531
2002	76178089937.93748
2003	79105417653.43358
2004	79849490283.2734
2005	80051332868.3359
2006	80972494850.6484
2007	84733111127.5195
2008	86094683156.63669
2009	79915117970.75388
2010	77848084360.3906
2011	83024849605.46872
2012	83776977298.8945
2013	85087323117.85153
2014	84744461444.3906
2015	86694874154.82027
2016	90427808085.07027
2017	94258856240.23822
2018	98364242552.74213
2019	102836444922.01556
2020	97190644197.55464
2021	103083600013.53119
2022	103202362273.34369
2023	100731621302.5976