Year	National currency, Monthly Level
1960-01-01	-1730000000.0000000
1961-01-01	-952000000.0000000
1962-01-01	-1024000000.0000000
1963-01-01	-984000000.0000000
1964-01-01	-932000000.0000000
1965-01-01	-2101999999.9999998
1966-01-01	-1633000000.0000000
1967-01-01	-897000000.0000000
1968-01-01	-1113000000.0000000
1969-01-01	-1112000000.0000000
1970-01-01	-1233000000.0000000
1971-01-01	2032000000.0000000
1972-01-01	3131000000.0000000
1973-01-01	5653000000.0000000
1974-01-01	-3336000000.0000000
1975-01-01	-2866000000.0000000
1976-01-01	-2891000000.0000000
1977-01-01	-4540000000.0000000
1978-01-01	5460000000.0000000
1979-01-01	-4760000000.0000000
1980-01-01	-10680000000.0000000
1981-01-01	-1160000000.0000000
1982-01-01	-5780000000.0000000
1983-01-01	10130000000.0000000
1984-01-01	24220000000.0000000
1985-01-01	15830000000.0000000
1986-01-01	32500000000.0000000
1987-01-01	23540000000.0000000
1988-01-01	24390000000.0000000
1989-01-01	15980000000.0000000
1990-01-01	15990000000.0000000
1991-01-01	31540000000.0000000
1992-01-01	35110000000.0000000
1993-01-01	54010000000.0000000
1994-01-01	72470000000.0000000
1995-01-01	107200000000.0000000
1996-01-01	120500000000.0000000
1997-01-01	131699999999.9999800
1998-01-01	130100000000.0000000
1999-01-01	133100000000.0000000
2000-01-01	131800000000.0000200
2001-01-01	143800000000.0000000
2002-01-01	149100000000.0000000
2003-01-01	146600000000.0000000
2004-01-01	165100000000.0000000
2005-01-01	143700000000.0000000
2006-01-01	149800000000.0000000
2007-01-01	104900000000.0000000
2008-01-01	96500000000.0000000
2009-01-01	83900000000.0000000
2010-01-01	69000000000.0000000
2011-01-01	64400000000.0000100
2012-01-01	53900000000.0000000
2013-01-01	44900000000.0000000
2014-01-01	16000000000.0000000
2015-01-01	13800000000.0000000
2016-01-01	-14700000000.0000000
2017-01-01	-10700000000.0000000