Year National currency, Sum Over Component Sub-periods 1995-01-01 7502000000 1996-01-01 7572000000 1997-01-01 8666000000 1998-01-01 9769000000 1999-01-01 10462000000 2000-01-01 11948000000 2001-01-01 12861000000 2002-01-01 12280000000 2003-01-01 12331000000 2004-01-01 13727000000 2005-01-01 15125000000 2006-01-01 16547000000 2007-01-01 16922000000 2008-01-01 19099000000 2009-01-01 14407000000 2010-01-01 16578000000 2011-01-01 19284000000 2012-01-01 19231000000 2013-01-01 19281000000