Year National currency, Sum Over Component Sub-periods 1990-01-01 291000000 1991-01-01 481000000 1992-01-01 588000000 1993-01-01 652000000 1994-01-01 319000000 1995-01-01 649000000 1996-01-01 621000000 1997-01-01 734000000 1998-01-01 840000000 1999-01-01 560000000 2000-01-01 1182000000 2001-01-01 702000000 2002-01-01 512000000 2003-01-01 93000000 2004-01-01 279000000 2005-01-01 264000000 2006-01-01 223000000 2007-01-01 39000000 2008-01-01 47000000 2009-01-01 -1252000000 2010-01-01 -673000000 2011-01-01 -263000000 2012-01-01 -2056000000 2013-01-01 15000000