Year	current US$
1975	1114742820000
1976	1299497150000
1977	1321770970000
1978	1473827800000
1979	1871718270000
1980	2402520250000
1981	2177384260000
1982	2576311270000
1983	3198844210000
1984	3177738370000
1985	4557688660000
1986	6266041750000
1987	7529259470000
1988	9192037670000
1989	10975798750000
1990	9093718790000
1991	10749719110000
1992	10169225670000
1993	12539877700000
1994	13332455220000
1995	15820936080000
1996	17961572700000
1997	20615291920000
1998	23342403390000
1999	31275972720000
2000	28892400830000
2001	25070740500000
2002	21107673260000
2003	27964595690000
2004	32626933650000
2005	35792211190000
2006	42624624330000
2007	45984305960000
2008	25621989950000
2009	34263772170000
2010	38223361720000
2011	34102197930000
2012	39499230210000
2013	48432801850000
2014	49130958060000
2015	43144370710000
2016	45920642147794.5
2017	55523516565533.97
2018	48989469284500.48
2019	52619204030000
2020	61855012980000
2021	73864692880000
2022	61177450150000