Year	current US$
1960	8447924341.580918
1961	8600922971.346766
1962	9114918368.076475
1963	9653913540.911716
1964	10435906537.492714
1965	10912902265.586239
1966	11530953365.305107
1967	12094999999.999998
1968	12445999999.999996
1969	13981999999.999994
1970	15491999999.999992
1971	15290999999.999992
1972	17458999999.999992
1973	25213999999.99999
1974	40173999999.999985
1975	36633999999.999985
1976	42352999999.99998
1977	49811999999.99998
1978	53808999999.99998
1979	71699999999.99997
1980	95734999999.99997
1981	103886999999.99997
1982	93264999999.99997
1983	93530999999.99997
1984	104866999999.99995
1985	99719999999.99995
1986	84647999999.99997
1987	96427999999.99997
1988	113012999999.99997
1989	126353999999.99995
1990	138300999999.99994
1991	138882999999.99994
1992	147680999999.99994
1993	158346999999.99994
1994	185229999999.9999
1995	226019999999.9999
1996	254839999999.9999
1997	284955999999.99994
1998	281305999999.99994
1999	300200999999.99994
2000	361063999999.99994
2001	346194999999.99994
2002	351967999999.99994
2003	385351999999.99994
2004	474251999999.99994
2005	578314999999.9999
2006	690141999999.9999
2007	775303999999.9999
2008	895367000000
2009	697321000000
2010	883372000000
2011	1095295999999.9999
2012	1108905000000
2013	1100955000000
2014	1071450000000
2015	912388000000
2016	880481000000
2017	985992000000
2018	1072750000000
2019	1045939000000
2020	948125000000
2021	1206655000000
2022	1410677000000
2023	1392246000000