Year	National currency, Monthly Level
1960-01-01	1459633000000.000
1961-01-01	1524815000000.000
1962-01-01	1769826000000.000
1963-01-01	1962762000000.000
1964-01-01	2402349000000.000
1965-01-01	3042628000000.000
1966-01-01	3519496000000.000
1967-01-01	3758964000000.000
1968-01-01	4669798000000.000
1969-01-01	5756404000000.000
1970-01-01	6954367000000.000
1971-01-01	8392769000000.000
1972-01-01	8806072000000.000
1973-01-01	10031425000000.000
1974-01-01	16207878000000.000
1975-01-01	16545314999999.998
1976-01-01	19934619000000.000
1977-01-01	21648070000000.000
1978-01-01	20555840000000.000
1979-01-01	22531538859000.000
1980-01-01	29382471938000.000
1981-01-01	33468984502000.000
1982-01-01	34432500947000.000
1983-01-01	34909268599000.004
1984-01-01	40325293701000.000
1985-01-01	41955659471000.000
1986-01-01	35289713887000.000
1987-01-01	33315191382999.996
1988-01-01	33939183158000.000
1989-01-01	37822534626000.000
1990-01-01	41456939674000.000
1991-01-01	42359892974000.000
1992-01-01	43012281444000.000
1993-01-01	40202448725000.000
1994-01-01	40497552697000.000
1995-01-01	41530895121000.000
1996-01-01	44731311206000.000
1997-01-01	50937991859000.000
1998-01-01	50645003938000.000
1999-01-01	47547556241000.000
2000-01-01	51654197760000.000
2001-01-01	48979244311000.000
2002-01-01	52108955735000.000
2003-01-01	54548350172000.000
2004-01-01	61169979094000.000
2005-01-01	65656544157000.000
2006-01-01	75246173392000.000
2007-01-01	83931437612000.000
2008-01-01	81018087607000.000
2009-01-01	54170614088000.000
2010-01-01	67399626696000.010
2011-01-01	65546474948000.000
2012-01-01	63747572215000.000
2013-01-01	69774192950000.000
2014-01-01	73093028311000.000
2015-01-01	75613928862000.000
2016-01-01	70035770382999.990
2017-01-01	78286457048000.000