Year current US$ 1992 600000.023841858 1993 540000.021457672 1994 819999.992847443 1995 12989999.7711182 1996 7519999.98092651 1997 5050000.19073486 1998 8289999.961853029 1999 5230000.01907349 2000 4699999.80926514 2001 7860000.1335144 2002 7179999.82833862 2003 9909999.84741211 2004 9220000.26702881 2005 11640000.3433228 2006 8489999.77111816 2007 5800000.19073486 2008 170000.00178813902 2009 3009999.99046326 2010 1559999.9427795399 2011 860000.014305115 2012 259999.990463257 2013 180000.00715255702 2014 209999.993443489 2015 70000.0002980232 2016 219999.998807907 2017 100000.00149011599 2018 239999.994635582 2019 500000 2020 150000.005960464 2021 289999.99165535 2022 680000.007152557