Year	National Currency
1998-01-01	887781000000
1999-01-01	965537566400
2000-01-01	992458789500
2001-01-01	1057699000000
2002-01-01	1090087000000
2003-01-01	1141284966000
2004-01-01	1167216537000
2005-01-01	1296915023000
2006-01-01	1468208603000
2007-01-01	1639424000000
2008-01-01	1859493347000
2009-01-01	1912185537000
2010-01-01	2007358612000
2011-01-01	2131071323000
2012-01-01	2258025731000
2013-01-01	2387322706000