Year US Dollars 1993 414670013.42773 1994 436670013.42773 1995 533299987.79297 1996 488910003.66211 1997 703039978.02734 1998 735340026.85547 1999 783989990.23438 2000 760479980.46875 2001 678599975.58594 2002 764679992.67578 2003 819000000 2004 733210021.97266 2005 778119995.11719 2006 811630004.88281 2007 841719970.70312 2008 1135449951.17188 2009 1156180053.71094 2010 1116630004.88281 2011 1407949951.17188 2012 1126680053.71094 2013 1292250000 2014 1092270019.53125 2015 1547079956.05469 2016 1279790039.0625 2017 1071489990.23438 2018 940679992.67578 2019 989299987.79297 2020 1203060058.59375 2021 992250000