Year	National currency, Monthly Level
1960-01-01	560302422.5974879
1961-01-01	649942024.8931840
1962-01-01	543184497.9312830
1963-01-01	646980644.3462970
1964-01-01	689381094.9116330
1965-01-01	755937087.6826150
1966-01-01	789201335.1531060
1967-01-01	699183913.1476230
1968-01-01	793663762.1564360
1969-01-01	889234821.5228300
1970-01-01	1110200938.6906898
1971-01-01	1182740670.4444501
1972-01-01	1276975190.9704401
1973-01-01	1585151651.6456800
1974-01-01	2603265116.2404103
1975-01-01	2611679653.5123200
1976-01-01	3254357212.1349096
1977-01-01	3470840060.0120897
1978-01-01	3359029341.4709600
1979-01-01	4440895169.7064600
1980-01-01	5593283947.3868100
1981-01-01	6616895138.1998410
1982-01-01	7803865898.4091400
1983-01-01	7987742519.5149200
1984-01-01	10877896555.3431000
1985-01-01	12063544820.5198000
1986-01-01	11603660905.9441000
1987-01-01	12228080238.4086000
1988-01-01	11187000000.0000000
1989-01-01	14772000000.0000000
1990-01-01	15871000000.0000000
1991-01-01	14513000000.0000000
1992-01-01	17039000000.0000020
1993-01-01	17738000000.0000000
1994-01-01	19944000000.0000000
1995-01-01	21296000000.0000000
1996-01-01	21344000000.0000000
1997-01-01	21974000000.0000000
1998-01-01	23295000000.0000000
1999-01-01	26961000000.0000000
2000-01-01	30676000000.0000000
2001-01-01	31707000000.0000000
2002-01-01	32329000000.0000000
2003-01-01	31821000000.0000000
2004-01-01	34768000000.0000000
2005-01-01	37292000000.0000000
2006-01-01	40794000000.0000000
2007-01-01	41853000000.0000000
2008-01-01	48274000000.0000000
2009-01-01	40328000000.0000000
2010-01-01	42371000000.0000000
2011-01-01	46978000000.0000000
2012-01-01	47242000000.0000000
2013-01-01	48274000000.0000000
2014-01-01	51225000000.0000000
2015-01-01	52400000000.0000000
2016-01-01	51560000000.0000000
2017-01-01	56595000000.0000000