Year National currency, Sum Over Component Sub-periods 1990-01-01 911000000 1991-01-01 2120000000 1992-01-01 2298000000 1993-01-01 2269000000 1994-01-01 1843000000 1995-01-01 4552000000 1996-01-01 5059000000 1997-01-01 5651000000 1998-01-01 5761000000 1999-01-01 6512000000 2000-01-01 5185000000 2001-01-01 5389000000 2002-01-01 7662000000 2003-01-01 8165000000 2004-01-01 8428000000 2005-01-01 8180000000 2006-01-01 6194000000 2007-01-01 4577000000 2008-01-01 5475000000 2009-01-01 4224000000 2010-01-01 6289000000 2011-01-01 5431000000 2012-01-01 6594000000 2013-01-01 7834000000