Year	current US$
1961	30520000
1966	10680000
1967	37740000
1989	60490000
1990	84130000
1991	135570000
1992	206240000
1993	148550000
1994	149770000
1995	141510000
1996	129130000
1997	147030000
1998	108070000
1999	165790000
2000	124910000
2001	132000000
2002	145010000
2003	110610000
2004	793660000
2005	111330000
2006	117770000
2007	130759999.99999999
2008	134480000
2009	136360000
2010	191080000
2011	285980000
2012	135260000
2013	101310000
2014	73230000
2015	52640000
2016	45430000
2017	42680000
2018	53830000
2019	55160000
2020	63420000
2021	102040000
2022	30750000