Year National currency, Sum Over Component Sub-periods 1987-01-01 -357000000 1988-01-01 -510000000 1989-01-01 -864000000 1990-01-01 -937000000 1991-01-01 -967000000 1992-01-01 -1211000000 1993-01-01 -553000000 1994-01-01 226000000 1995-01-01 675000000 1996-01-01 715000000 1997-01-01 14000000 1998-01-01 -403000000 1999-01-01 823000000 2000-01-01 1237000000 2001-01-01 1959000000 2002-01-01 3440000000 2003-01-01 3930000000 2004-01-01 3527000000 2005-01-01 2559000000 2006-01-01 2567000000 2007-01-01 2893000000 2008-01-01 1876000000 2009-01-01 2673000000 2010-01-01 1890000000 2011-01-01 1506000000 2012-01-01 1234000000 2013-01-01 1114000000