Year	National currency, Monthly Level
1960-01-01	6933227487.887800
1961-01-01	7153362566.867681
1962-01-01	7525226368.324220
1963-01-01	8151288801.206190
1964-01-01	9494913456.602530
1965-01-01	10485127507.310200
1966-01-01	11108779425.051800
1967-01-01	12012880762.729300
1968-01-01	13677064271.370000
1969-01-01	16417623986.346601
1970-01-01	19384350539.464302
1971-01-01	22109988990.703400
1972-01-01	24486281929.410700
1973-01-01	30354383339.971497
1974-01-01	39966413406.139100
1975-01-01	40037044929.464900
1976-01-01	47907972604.235900
1977-01-01	48770860140.628204
1978-01-01	49297926686.887900
1979-01-01	58026458239.886800
1980-01-01	66354938105.120200
1981-01-01	77642182853.456400
1982-01-01	80119447686.122500
1983-01-01	83800540993.424210
1984-01-01	95506692861.959000
1985-01-01	102362255975.460000
1986-01-01	89320262516.709610
1987-01-01	85267747946.993790
1988-01-01	92206456793.429000
1989-01-01	103958222877.987000
1990-01-01	108490515127.802000
1991-01-01	113053056891.807000
1992-01-01	111418617014.096000
1993-01-01	117053969680.121000
1994-01-01	130573666262.176010
1995-01-01	140217900000.000000
1996-01-01	164627900000.000000
1997-01-01	183594400000.000000
1998-01-01	190829000000.000000
1999-01-01	204339100000.000000
2000-01-01	252760000000.000000
2001-01-01	257930300000.000000
2002-01-01	257716999999.999970
2003-01-01	261676499999.999970
2004-01-01	285926300000.000000
2005-01-01	325994800000.000000
2006-01-01	369974900000.000000
2007-01-01	401898900000.000000
2008-01-01	433228700000.000000
2009-01-01	356989800000.000000
2010-01-01	432180800000.000000
2011-01-01	479707600000.000000
2012-01-01	509195200000.000000
2013-01-01	505119800000.000000
2014-01-01	506660700000.000000
2015-01-01	514552200000.000000
2016-01-01	515407600000.000000
2017-01-01	577805300000.000000