Year	current US$
1974	6040000
1975	7600000
1976	8420000
1977	8520000
1978	25450000
1979	29430000
1980	30170000
1981	28020000
1982	46500000
1983	32770000.000000004
1984	34600000
1985	39250000
1986	62420000
1987	51350000
1988	56590000
1989	48700000
1990	57280000
1991	72430000
1992	70390000
1993	81140000
1994	108890000
1995	153330000
1996	178540000
1997	187160000
1998	198590000
1999	245380000
2000	234000000
2001	286530000
2002	397750000
2003	503560000
2004	607440000
2005	718940000
2006	1021660000
2007	1192150000
2008	1327850000
2009	1005780000
2010	895150000
2011	913560000
2012	808360000
2013	845850000
2014	815790000
2015	718320000
2016	802590000
2017	838030000
2018	934250000
2019	973400000
2020	987790000
2021	1154890000
2022	2410230000