Year	National currency, Sum Over Component Sub-periods
1996-01-01	3548000000
1997-01-01	3702000000
1998-01-01	4233000000
1999-01-01	4193000000
2000-01-01	5231000000
2001-01-01	6332000000
2002-01-01	5219000000
2003-01-01	5877000000
2004-01-01	6486000000
2005-01-01	7497000000
2006-01-01	10818000000
2007-01-01	12507000000
2008-01-01	12453000000
2009-01-01	8287000000
2010-01-01	11614000000
2011-01-01	10057000000
2012-01-01	7111000000
2013-01-01	6745000000