Year National currency, Sum Over Component Sub-periods 1996-01-01 3375000000 1997-01-01 3295000000 1998-01-01 3629000000 1999-01-01 3608000000 2000-01-01 3627000000 2001-01-01 3750000000 2002-01-01 2971000000 2003-01-01 2881000000 2004-01-01 2837000000 2005-01-01 2270000000 2006-01-01 2516000000 2007-01-01 2603000000 2008-01-01 2464000000 2009-01-01 2135000000 2010-01-01 2174000000 2011-01-01 2990000000 2012-01-01 3754000000 2013-01-01 3961000000