Year current US$ 1991 100000.00149011599 1992 100000.00149011599 1993 59999.9986588955 1994 70000.0002980232 1995 79999.9982118607 1996 79999.9982118607 1997 50000.0007450581 1998 9999.99977648258 1999 9999.99977648258 2000 19999.9995529652 2001 109999.999403954 2002 9999.99977648258 2003 59999.9986588955 2004 70000.0002980232 2005 70000.0002980232 2006 9999.99977648258 2008 270000.010728836 2009 419999.986886978 2010 439999.997615814 2011 12930000.3051758 2012 1100000.02384186 2013 9319999.69482422 2014 7190000.05722046 2015 9149999.61853027 2016 15850000.3814697 2017 12109999.6566772 2018 9340000.15258789 2019 3180000.0667572 2020 3019999.98092651 2021 1000000 2022 250000