Year	National Currency Units per US Dollar
1960-01-01	0.142769508817084
1961-01-01	0.142883733535513
1962-01-01	0.142576099932496
1963-01-01	0.142960299012713
1964-01-01	0.143341962536953
1965-01-01	0.143212649182138
1966-01-01	0.143230522773449
1967-01-01	0.143403771909698
1968-01-01	0.143068953821291
1969-01-01	0.142462290878982
1970-01-01	0.142603700082800
1971-01-01	0.140717994632935
1972-01-01	0.134730258410564
1973-01-01	0.121576084968559
1974-01-01	0.125916541135863
1975-01-01	0.127072713094775
1976-01-01	0.150364080898368
1977-01-01	0.190706148182879
1978-01-01	0.219095646159422
1979-01-01	0.243902694506240
1980-01-01	0.249367150168095
1981-01-01	0.306910595464930
1982-01-01	0.396000680027800
1983-01-01	0.552594912926514
1984-01-01	0.730124898993426
1985-01-01	0.847592718215767
1986-01-01	0.739088463469704
1987-01-01	0.702275848538356
1988-01-01	0.718000119711495
1989-01-01	0.783609293269886
1990-01-01	0.709849055443049
1991-01-01	0.720033635604859
1992-01-01	0.672350344004283
1993-01-01	0.801343221170313
1994-01-01	0.828182247450311
1995-01-01	0.747871338407770
1996-01-01	0.769213279330148
1997-01-01	0.873696183863556
1998-01-01	0.898580130219504
1999-01-01	0.938562898128768
2000-01-01	1.085096070140040
2001-01-01	1.116631088331970
2002-01-01	1.061065132805350
2003-01-01	0.885163216710171
2004-01-01	0.804862094256554
2005-01-01	0.804619415087824
2006-01-01	0.796697220781640
2007-01-01	0.730485427181495
2008-01-01	0.683982339828182
2009-01-01	0.719800423489554
2010-01-01	0.755043518257105
2011-01-01	0.719158754470168
2012-01-01	0.778006210395884
2013-01-01	0.753297658306669
2014-01-01	0.753695140645586
2015-01-01	0.901451643908024
2016-01-01	0.904281526915114
2017-01-01	0.887107173889516