Year National currency, Sum Over Component Sub-periods 1981-01-01 256000000 1982-01-01 -143000000 1983-01-01 -175000000 1984-01-01 806000000 1985-01-01 -119000000 1986-01-01 -6000000 1987-01-01 961000000 1988-01-01 1108000000 1989-01-01 1019000000 1990-01-01 1423000000 1991-01-01 1387000000 1992-01-01 1071000000 1993-01-01 895000000 1994-01-01 1102000000 1995-01-01 1067000000 1996-01-01 820000000 1997-01-01 1291000000 1998-01-01 870000000 1999-01-01 909000000 2000-01-01 1683000000 2001-01-01 840000000 2002-01-01 1490000000 2003-01-01 -4717000000 2004-01-01 1021000000 2005-01-01 1878000000 2006-01-01 919000000 2007-01-01 971000000 2008-01-01 1138000000 2009-01-01 1120000000 2010-01-01 1268000000 2011-01-01 1774000000 2012-01-01 1559000000 2013-01-01 1407000000