Year	National currency, Monthly Level
1960-01-01	260166119.74565202
1961-01-01	393885302.84999900
1962-01-01	565925019.00000000
1963-01-01	705047299.00000000
1964-01-01	814557716.00000000
1965-01-01	1088547114.00000000
1966-01-01	1294840914.00000000
1967-01-01	1273107714.00000000
1968-01-01	1481775511.00000000
1969-01-01	1780835527.00000000
1970-01-01	1997165626.00000000
1971-01-01	2088005000.00000000
1972-01-01	2629821619.00000000
1973-01-01	3374941401.00000000
1974-01-01	5341115837.00000000
1975-01-01	5602632434.00000000
1976-01-01	7032774993.00000000
1977-01-01	8116844566.99999900
1978-01-01	8603714854.00000000
1979-01-01	10241288329.00000000
1980-01-01	14569709590.00000000
1981-01-01	17852674263.00000000
1982-01-01	20828318187.00000000
1983-01-01	25101090115.00000000
1984-01-01	27820794901.00000000
1985-01-01	30490779213.00000000
1986-01-01	29749425192.00000000
1987-01-01	36240053430.00000000
1988-01-01	42308343970.00000000
1989-01-01	50463208081.00000000
1990-01-01	53578673542.00000000
1991-01-01	58130787664.00000000
1992-01-01	61333364459.00000000
1993-01-01	60888653999.00000000
1994-01-01	74217387789.00000000
1995-01-01	86801600000.00000000
1996-01-01	95468700000.00000000
1997-01-01	101998400000.00000000
1998-01-01	121901400000.00000000
1999-01-01	126989700000.00000000
2000-01-01	169058700000.00000000
2001-01-01	172677100000.00000000
2002-01-01	174603600000.00000000
2003-01-01	184408200000.00000000
2004-01-01	207678100000.00000000
2005-01-01	232124200000.00000000
2006-01-01	261784200000.00000000
2007-01-01	284057800000.00000000
2008-01-01	286105100000.00000000
2009-01-01	210222100000.00000000
2010-01-01	246673700000.00000000
2011-01-01	270550200000.00003000
2012-01-01	262560999999.99997000
2013-01-01	256454999999.99997000
2014-01-01	270172600000.00000000
2015-01-01	281221900000.00000000
2016-01-01	281056800000.00000000
2017-01-01	310849300000.00000000