Year current US$ 1964 19999.9995529652 1965 79999.9982118607 1966 19999.9995529652 1967 39999.9991059303 1968 39999.9991059303 1969 39999.9991059303 1970 59999.9986588955 1971 140000.000596046 1972 209999.993443489 1973 250000 1974 259999.990463257 1975 109999.999403954 1976 9999.99977648258 1977 9999.99977648258 1978 9999.99977648258 1986 9999.99977648258 1987 39999.9991059303 1988 19999.9995529652 1989 29999.999329447703 1990 109999.999403954 1991 109999.999403954 1992 449999.988079071 1993 209999.993443489 1994 340000.00357627904 1995 370000.00476837205 1996 319999.99284744303 1997 300000.011920929 1998 500000 1999 259999.990463257 2000 1350000.02384186 2001 59999.9986588955 2002 109999.999403954 2003 129999.995231628 2004 419999.986886978 2005 150000.005960464 2007 119999.997317791 2008 519999.980926514 2009 2160000.08583069 2010 1090000.0333786 2011 779999.971389771 2012 1600000.02384186 2013 3109999.89509583 2014 2349999.90463257 2015 2150000.09536743 2016 1350000.02384186 2017 1759999.9904632599 2018 1730000.01907349 2019 11140000.3433228 2020 26360000.6103516 2021 3470000.02861023 2022 1279999.97138977