Year	National Currency Units per US Dollar
1960-01-01	1.236141512497550
1961-01-01	1.236231993634090
1962-01-01	1.233730954547070
1963-01-01	1.236259675077690
1964-01-01	1.233339902511740
1965-01-01	1.230612454005420
1966-01-01	1.235366225498820
1967-01-01	1.231768464142620
1968-01-01	1.237891227626580
1969-01-01	1.242836910023740
1970-01-01	1.230938020834620
1971-01-01	1.204601606184780
1972-01-01	1.091103349289410
1973-01-01	0.965874357645904
1974-01-01	0.965741114876338
1975-01-01	0.911943468707987
1976-01-01	0.957118345195039
1977-01-01	0.888516291149292
1978-01-01	0.780868114860639
1979-01-01	0.726651528635421
1980-01-01	0.725154045167853
1981-01-01	0.920614577626618
1982-01-01	1.132824655820500
1983-01-01	1.267485789503690
1984-01-01	1.431885676464240
1985-01-01	1.473185977159090
1986-01-01	1.107720065410840
1987-01-01	0.925733578913185
1988-01-01	0.911552416672657
1989-01-01	0.976692844222883
1990-01-01	0.828512424010306
1991-01-01	0.846844150167287
1992-01-01	0.796884308918300
1993-01-01	0.856441347978883
1994-01-01	0.829467640392432
1995-01-01	0.731216901049994
1996-01-01	0.767861554771661
1997-01-01	0.886427168469266
1998-01-01	0.899794413636788
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