Year National currency, Sum Over Component Sub-periods 1995-01-01 7830000000 1996-01-01 9235000000 1997-01-01 11268000000 1998-01-01 12753000000 1999-01-01 15868000000 2000-01-01 21718000000 2001-01-01 22056000000 2002-01-01 21752000000 2003-01-01 22512000000 2004-01-01 27291000000 2005-01-01 32508000000 2006-01-01 40310000000 2007-01-01 47286000000 2008-01-01 46497000000 2009-01-01 41560000000 2010-01-01 47970000000 2011-01-01 51663000000 2012-01-01 57879000000 2013-01-01 60358000000