Year	National currency, Monthly Level
1960-01-01	-559102428.5929700
1961-01-01	-537281932.2176750
1962-01-01	-543750868.0491589
1963-01-01	-662524284.8099210
1964-01-01	-782119615.5713060
1965-01-01	-943439039.9204991
1966-01-01	-1225154683.3241000
1967-01-01	-951097040.6016740
1968-01-01	-960666773.9251450
1969-01-01	-784992215.7850490
1970-01-01	-1302198160.3741798
1971-01-01	-1854144528.3712602
1972-01-01	-2250993489.8897600
1973-01-01	-2612939318.2998300
1974-01-01	-2536229993.8613500
1975-01-01	-2368805610.3812200
1976-01-01	-3904868814.4300900
1977-01-01	-5327817609.5795900
1978-01-01	-4063850972.2095700
1979-01-01	-4571959976.5114800
1980-01-01	-6489004643.4306400
1981-01-01	-6025688269.4012300
1982-01-01	-4806379644.9858500
1983-01-01	-5229425034.8847410
1984-01-01	-5603429747.4403600
1985-01-01	-5563928732.7476100
1986-01-01	-4771551000.4484900
1987-01-01	-5051416057.6524100
1988-01-01	-4968576424.4642400
1989-01-01	-6277348018.1967100
1990-01-01	-6586837984.7621990
1991-01-01	-8169583624.3318405
1992-01-01	-7690485100.3237200
1993-01-01	-7090212129.8399000
1994-01-01	-8488257381.1061100
1995-01-01	-6443400000.0000000
1996-01-01	-8123900000.0000010
1997-01-01	-5351400000.0000000
1998-01-01	-4863900000.0000000
1999-01-01	-5021600000.0000000
2000-01-01	-5122100000.0000000
2001-01-01	-4361800000.0000000
2002-01-01	353800000.0000000
2003-01-01	-2034800000.0000002
2004-01-01	-1281800000.0000000
2005-01-01	-1749300000.0000000
2006-01-01	-303599999.9999990
2007-01-01	420800000.0000000
2008-01-01	-2109000000.0000000
2009-01-01	-4394400000.0000000
2010-01-01	-4937300000.0000000
2011-01-01	-10043600000.0000000
2012-01-01	-9116100000.0000000
2013-01-01	-6142500000.0000000
2014-01-01	-2845500000.0000000
2015-01-01	-2912400000.0000000
2016-01-01	-4942100000.0000000
2017-01-01	-6516200000.0000000