Year	National currency, Monthly Level
1960-01-01	4638087848.507310
1961-01-01	4863670956.050961
1962-01-01	5361936940.845170
1963-01-01	5996544364.264660
1964-01-01	6921187211.668840
1965-01-01	7917719181.257270
1966-01-01	8458127065.262930
1967-01-01	8715936331.027100
1968-01-01	10096703264.014000
1969-01-01	12402113044.405200
1970-01-01	14271230221.195400
1971-01-01	14876090421.642101
1972-01-01	17496324978.495197
1973-01-01	21564257720.024097
1974-01-01	27253414113.569900
1975-01-01	26197387698.035900
1976-01-01	31395714912.530800
1977-01-01	33326805470.514300
1978-01-01	34957944863.522200
1979-01-01	40979278580.264200
1980-01-01	46777508124.710304
1981-01-01	51118123743.489700
1982-01-01	59360583442.199905
1983-01-01	65725770267.154900
1984-01-01	74172841281.212890
1985-01-01	78525033527.599210
1986-01-01	76111418223.644600
1987-01-01	76850711082.575800
1988-01-01	83845026884.052800
1989-01-01	97749374688.583800
1990-01-01	97776642976.308800
1991-01-01	99736511493.583300
1992-01-01	98409044147.357800
1993-01-01	107810530000.000000
1994-01-01	118808690000.000000
1995-01-01	131931000000.000020
1996-01-01	137802000000.000000
1997-01-01	152311000000.000000
1998-01-01	162263000000.000000
1999-01-01	168091200000.000000
2000-01-01	203953200000.000000
2001-01-01	212537600000.000000
2002-01-01	228561100000.000000
2003-01-01	225969600000.000000
2004-01-01	246697000000.000000
2005-01-01	268788799999.999970
2006-01-01	292087200000.000000
2007-01-01	314448700000.000000
2008-01-01	320805100000.000000
2009-01-01	265986000000.000000
2010-01-01	307530000000.000000
2011-01-01	341718300000.000000
2012-01-01	347088400000.000000
2013-01-01	352955700000.000000
2014-01-01	355287700000.000000
2015-01-01	357753300000.000000
2016-01-01	359828900000.000000
2017-01-01	381020700000.000000