Year National currency, Sum Over Component Sub-periods 1990-01-01 78000000 1991-01-01 76000000 1992-01-01 76000000 1993-01-01 76000000 1994-01-01 76000000 1995-01-01 76000000 1996-01-01 76000000 1997-01-01 76000000 1998-01-01 76000000 1999-01-01 76000000 2000-01-01 76000000 2001-01-01 94000000 2002-01-01 153000000 2003-01-01 431000000 2004-01-01 345000000 2005-01-01 169000000 2006-01-01 87000000 2007-01-01 85000000 2008-01-01 83000000 2009-01-01 1324000000 2010-01-01 772000000 2011-01-01 628000000 2012-01-01 2142000000 2013-01-01 86000000