Year	current US$
1961	110000
1963	670000
1964	1000000
1965	1470000
1966	1850000
1967	1700000
1968	2160000
1969	3040000
1970	2790000
1971	6540000
1972	11290000
1973	8870000
1974	10690000
1975	16880000
1976	13730000
1977	24060000
1978	52510000
1979	40540000
1980	69350000
1981	63050000
1982	70370000
1983	83760000
1984	84400000
1985	85850000
1986	137980000
1987	146310000
1988	168890000
1989	173810000
1990	226770000
1991	228610000
1992	230030000
1993	194910000
1994	230810000
1995	239800000
1996	208730000
1997	175490000
1998	176700000
1999	173420000
2000	163020000
2001	163020000
2002	189080000
2003	252560000
2004	252720000
2005	244530000
2006	248490000
2007	295140000
2008	290620000
2009	471000000
2010	364790000
2011	529659999.99999994
2012	473550000
2013	530980000
2014	579150000
2015	617700000
2016	573540000
2017	573820000
2018	590490000
2019	598650000
2020	639130000
2021	715670000
2022	650000000