Year National currency, Sum Over Component Sub-periods 1990-01-01 186000000 1991-01-01 228000000 1992-01-01 302000000 1993-01-01 881000000 1994-01-01 1012000000 1995-01-01 929000000 1996-01-01 802000000 1997-01-01 668000000 1998-01-01 595000000 1999-01-01 998000000 2000-01-01 1072000000 2001-01-01 1085000000 2002-01-01 932000000 2003-01-01 1484000000 2004-01-01 963000000 2005-01-01 901000000 2006-01-01 1452000000 2007-01-01 1843000000 2008-01-01 1417000000 2009-01-01 2254000000 2010-01-01 1645000000 2011-01-01 1712000000 2012-01-01 1366000000 2013-01-01 2378000000