Year US Dollars, Sum Over Component Sub-periods 1993-01-01 75610000 1994-01-01 104780000 1995-01-01 377630000 1996-01-01 518740000 1997-01-01 593100000 1998-01-01 571850000 1999-01-01 568300000 2000-01-01 601290000 2001-01-01 646160000 2002-01-01 595370000 2003-01-01 828040000 2004-01-01 1106450000 2005-01-01 1043700000 2006-01-01 1117500000 2007-01-01 1426190000 2008-01-01 1924510000 2009-01-01 1958910000 2010-01-01 1774730000 2011-01-01 1838400000 2012-01-01 1560010000 2013-01-01 1571090000