Year current US$ 1993 239999.994635582 1994 1230000.01907349 1995 460000.00834465 1996 129999.995231628 1997 19999.9995529652 1998 79999.9982118607 1999 730000.019073486 2000 839999.973773956 2001 1279999.97138977 2002 3430000.0667572 2003 5869999.88555908 2004 9899999.61853027 2005 6599999.90463257 2006 3000000 2007 5050000.19073486 2008 4139999.8664856004 2009 2119999.8855590797 2010 1000000 2011 2180000.0667572 2012 2619999.8855590797 2013 3380000.1144409203 2014 4219999.79019165 2015 4849999.90463257 2016 5489999.771118159 2017 8109999.65667725 2018 3140000.10490417 2019 3549999.95231628 2020 7949999.80926514 2021 6650000.09536743 2022 6099999.90463257