Year	National currency, Monthly Level
1960-01-01	4831444797.8304405
1961-01-01	5193369343.9993600
1962-01-01	5594956854.1320100
1963-01-01	6219648536.5605800
1964-01-01	7288069628.3332400
1965-01-01	8004481914.9279000
1966-01-01	8862193510.6433100
1967-01-01	8867151381.1387710
1968-01-01	10161155580.4551000
1969-01-01	12352534339.4505000
1970-01-01	14055562854.6427000
1971-01-01	14838906392.9261000
1972-01-01	16794786303.3870000
1973-01-01	21229601461.5802000
1974-01-01	28770522485.1822000
1975-01-01	28036757651.8534000
1976-01-01	33921749929.9700970
1977-01-01	35904898128.1560000
1978-01-01	37818636139.4053960
1979-01-01	44239078431.0322950
1980-01-01	52074992749.1144000
1981-01-01	57236135934.8931960
1982-01-01	65776067863.3314060
1983-01-01	69925780678.6828900
1984-01-01	79221068966.4574900
1985-01-01	82226282167.2835000
1986-01-01	75985314787.5924000
1987-01-01	77097142035.5529000
1988-01-01	84122667631.7988000
1989-01-01	96281845021.9262100
1990-01-01	99447445333.2804000
1991-01-01	102040411602.4090000
1992-01-01	99734815901.8738000
1993-01-01	98005890000.0000000
1994-01-01	107578520000.0000000
1995-01-01	121148500000.0000000
1996-01-01	128947499999.9999800
1997-01-01	140634400000.0000000
1998-01-01	150741200000.0000000
1999-01-01	154635000000.0000000
2000-01-01	192195000000.0000000
2001-01-01	199490700000.0000000
2002-01-01	209719800000.0000000
2003-01-01	207695200000.0000000
2004-01-01	229616800000.0000000
2005-01-01	256169100000.0000000
2006-01-01	280053300000.0000000
2007-01-01	300297600000.0000000
2008-01-01	317043400000.0000000
2009-01-01	254367300000.0000000
2010-01-01	295071900000.0000000
2011-01-01	335447300000.0000000
2012-01-01	341787400000.0000000
2013-01-01	340092900000.0000000
2014-01-01	341426900000.0000000
2015-01-01	338570800000.0000000
2016-01-01	342530700000.0000000
2017-01-01	360172700000.0000000