Year	current US$
1960	4491000000
1961	5810000000
1962	5636000000
1963	6736000000
1964	7938000000
1965	8169000000
1966	9523000000
1967	11663000000
1968	12988000000
1969	15023000000
1970	18881000000
1971	19712000000
1972	23863000000
1973	38389000000
1974	61948000000
1975	57860000000
1976	64895000000
1977	71340000000
1978	79922000000
1979	109831000000
1980	141296000000
1981	142866000000
1982	131499000000
1983	126437000000
1984	136176000000
1985	130488000000
1986	127553000000
1987	151033000000
1988	187378000000
1989	209715000000
1990	235368000000
1991	236999000000
1992	233246000000
1993	241624000000
1994	275235000000
1995	335882000000
1996	349152000000
1997	338754000000
1998	280484000000
1999	309995000000
2000	379511000000
2001	349089000000
2002	337194000000
2003	382930000000
2004	454542000000
2005	515866000000
2006	579064000000
2007	622243000000
2008	762534000000
2009	551981000000
2010	694059000000
2011	855380000000
2012	885843000000
2013	833166000000
2014	812208000000
2015	648117000000
2016	607728000000
2017	672096000000
2018	748488000000
2019	720957000000
2020	635460000000
2021	768976000000
2022	897175000000
2023	785615000000