Year current US$ 1963 9999.99977648258 1965 9999.99977648258 1966 9999.99977648258 1967 19999.9995529652 1968 19999.9995529652 1969 19999.9995529652 1970 70000.0002980232 1971 170000.00178813902 1972 239999.994635582 1973 140000.000596046 1974 59999.9986588955 1975 50000.0007450581 1976 90000.0035762787 1977 70000.0002980232 1978 109999.999403954 1979 19999.9995529652 1980 29999.999329447703 1981 129999.995231628 1982 129999.995231628 1983 150000.005960464 1984 239999.994635582 1985 379999.99523162795 1986 90000.0035762787 1987 319999.99284744303 1988 280000.001192093 1989 500000 1990 319999.99284744303 1991 490000.009536743 1992 219999.998807907 1993 180000.00715255702 1994 409999.99642372096 1995 379999.99523162795 1996 569999.992847443 1997 100000.00149011599 1998 239999.994635582 1999 200000.00298023198 2000 90000.0035762787 2001 479999.989271164 2002 119999.997317791 2003 540000.021457672 2004 389999.98569488496 2005 1559999.9427795399 2006 550000.011920929 2007 5650000.09536743 2008 2890000.10490417 2009 3799999.95231628 2010 1399999.97615814 2011 5809999.94277954 2012 4309999.94277954 2013 6039999.96185303 2014 16170000.076293899 2015 17590000.1525879 2016 14199999.8092651 2017 11739999.7711182 2018 15340000.1525879 2019 9739999.77111816 2020 9460000.03814697 2021 13180000.3051758 2022 10279999.7329712