Year	National Currency
1998-01-01	8439938284.3
1999-01-01	9118855184.7
2000-01-01	9954558739.2
2001-01-01	10644192906.7
2002-01-01	10615904282.8
2003-01-01	10989842960.5
2004-01-01	11304826798.6
2005-01-01	12109414059.1
2006-01-01	12841503153.0
2007-01-01	13208225643.7
2008-01-01	13213866221.1
2009-01-01	11930074216.0
2010-01-01	11215071649.9