Year	National currency, Monthly Level
1992-01-01	6.37675
1993-01-01	64.25000
1994-01-01	242.57500
1995-01-01	532.62500
1996-01-01	790.20000
1997-01-01	950.20000
1998-01-01	1049.30000
1999-01-01	1522.60000
2000-01-01	2268.10000
2001-01-01	3240.00000
2002-01-01	4360.00000
2003-01-01	5499.00000
2004-01-01	6832.00000
2005-01-01	8555.00000
2006-01-01	10634.00000
2007-01-01	13593.00000
2008-01-01	17290.00000
2009-01-01	18638.00000
2010-01-01	20952.00000
2011-01-01	23369.00000
2012-01-01	26629.00000
2013-01-01	29792.00000
2014-01-01	32495.00000
2015-01-01	34030.00000
2016-01-01	36709.00000
2017-01-01	39167.00000