Year	constant 2015 US$
1970	55387868140.95278
1971	57966931900.382355
1972	60836664255.45107
1973	62776356308.77338
1974	66383300609.69308
1975	69204670869.07098
1976	74396155833.41943
1977	77482649581.48184
1978	77875746615.68665
1979	81318011780.51045
1980	85245261961.35162
1981	87846026661.15529
1982	87879632117.39172
1983	89609383073.26648
1984	94429471943.7842
1985	99962467706.93393
1986	103458427198.5119
1987	104677400020.66754
1988	105977472357.13547
1989	105159532913.09288
1990	107486493748.06238
1991	111284158313.52687
1992	113821308256.69106
1993	117630257311.15007
1994	122213371912.78282
1995	125411966518.54909
1996	130183197271.88174
1997	136239619716.85435
1998	143682670249.04407
1999	148775942957.52808
2000	152190306913.2995
2001	155434535496.53812
2002	157225669112.32812
2003	159317639764.3897
2004	165843174537.5632
2005	172279797457.88974
2006	180540291412.62778
2007	188542110158.10672
2008	191459832592.74557
2009	189953663325.41068
2010	194184478660.74188
2011	197702263098.06747
2012	203719375839.6196
2013	208118838483.00082
2014	212619737521.9592
2015	217304784540.66333
2016	220280169474.0104
2017	224082546243.67044
2018	229129936963.935
2019	234281988219.48938
2020	225351493231.37323
2021	234562984395.99036
2022	245220998243.25708
2023	247973297509.55862