Year	National currency, Sum Over Component Sub-periods
2002-01-01	859000000
2003-01-01	1167000000
2004-01-01	722000000
2005-01-01	1040000000
2006-01-01	1104000000
2007-01-01	1562000000
2008-01-01	2342000000
2009-01-01	1869000000
2010-01-01	1243000000
2011-01-01	861000000