Year	current US$
1960	5818000000
1961	6085000000
1962	6213000000
1963	6777000000
1964	8037000000
1965	8473000000
1966	10005000000
1967	11000000000
1968	13171000000
1969	14350000000
1970	16787000000
1971	18374000000
1972	21185000000
1973	26437000000
1974	34508000000
1975	34074000000
1976	40598000000
1977	43545000000
1978	48432000000
1979	58294000000
1980	67734000000
1981	72726000000
1982	71234000000
1983	76749000000
1984	90272000000
1985	90950000000
1986	90329000000
1987	98168000000
1988	117105000000
1989	121832000000
1990	127629000000
1991	127163000000
1992	134435000000
1993	145178000000
1994	165376000000
1995	192197000000
1996	201633000000
1997	214422000000
1998	214327000000
1999	238446000000
2000	276635000000
2001	259858000000
2002	252394000000
2003	272739000000
2004	316762000000
2005	360475000000
2006	388178000000
2007	420693000000
2008	456471000000
2009	316094000000
2010	387481000000
2011	451335000000
2012	455592000000
2013	458318000000
2014	476300000000
2015	410062000000
2016	389991000000
2017	420665000000
2018	452313000000
2019	448817000000
2020	390821000000
2021	507992000000
2022	599032000000
2023	569257000000