Year National currency, Sum Over Component Sub-periods 1995-01-01 7830000000 1996-01-01 9233000000 1997-01-01 11257000000 1998-01-01 12742000000 1999-01-01 15853000000 2000-01-01 21712000000 2001-01-01 22067000000 2002-01-01 21768000000 2003-01-01 22511000000 2004-01-01 27312000000 2005-01-01 32548000000 2006-01-01 40365000000 2007-01-01 47360000000 2008-01-01 46487000000 2009-01-01 41601000000 2010-01-01 47978000000 2011-01-01 51634000000 2012-01-01 57860000000 2013-01-01 60338000000