Quarter	National Currency Units per US Dollar
1960-01-01	0.356739653332624
1960-04-01	0.356354133333298
1960-07-01	0.355829819999902
1960-10-01	0.355758243333185
1961-01-01	0.356952276667168
1961-04-01	0.357914586667296
1961-07-01	0.357087846666521
1961-10-01	0.355471576666484
1962-01-01	0.355446196666890
1962-04-01	0.355678040000081
1962-07-01	0.356637853333571
1962-10-01	0.356841266666379
1963-01-01	0.356769233333277
1963-04-01	0.357079096665984
1963-07-01	0.357155679999778
1963-10-01	0.357427949999571
1964-01-01	0.357376856666330
1964-04-01	0.357411106667011
1964-07-01	0.358770436667328
1964-10-01	0.358843566666716
1965-01-01	0.358033790000264
1965-04-01	0.357747806666642
1965-07-01	0.358046753333231
1965-10-01	0.356675783332927
1966-01-01	0.357024546667162
1966-04-01	0.358157736666423
1966-07-01	0.358547166666540
1966-10-01	0.358307366666850
1967-01-01	0.357944163333741
1967-04-01	0.357679873333230
1967-07-01	0.358997773333613
1967-10-01	0.384317206666310
1968-01-01	0.415605956666695
1968-04-01	0.418069856666989
1968-07-01	0.418486073333042
1968-10-01	0.418912896666977
1969-01-01	0.418392883332975
1969-04-01	0.418428043332824
1969-07-01	0.418994970000009
1969-10-01	0.417589550000533
1970-01-01	0.416025673333327
1970-04-01	0.416199369999958
1970-07-01	0.418754976666605
1970-10-01	0.418497753333213
1971-01-01	0.414241503333566
1971-04-01	0.413456640000125
1971-07-01	0.409794999999576
1971-10-01	0.399483716666509
1972-01-01	0.384786936666691
1972-04-01	0.384729633333336
1972-07-01	0.409054733333202
1972-10-01	0.422990519999681
1973-01-01	0.413686426655342
1973-04-01	0.395202352989946
1973-07-01	0.403503465589641
1973-10-01	0.420630441613617
1974-01-01	0.438563359463478
1974-04-01	0.417110739797550
1974-07-01	0.425369703535588
1974-10-01	0.429196928493224
1975-01-01	0.417756246708030
1975-04-01	0.430393028783936
1975-07-01	0.469426231792187
1975-10-01	0.489506797794847
1976-01-01	0.500390347603932
1976-04-01	0.553869689396794
1976-07-01	0.566380292177200
1976-10-01	0.606077461445659
1977-01-01	0.583585486875229
1977-04-01	0.581710795532954
1977-07-01	0.576322952990431
1977-10-01	0.551506250013005
1978-01-01	0.518428148825963
1978-04-01	0.544838943445321
1978-07-01	0.518131025984862
1978-10-01	0.504234252173745
1979-01-01	0.496196725151755
1979-04-01	0.480688184026688
1979-07-01	0.448210392124725
1979-10-01	0.463281731332615
1980-01-01	0.443877657448058
1980-04-01	0.438055165206629
1980-07-01	0.419878277614497
1980-10-01	0.419134401487817
1981-01-01	0.433718902642421
1981-04-01	0.481436595557228
1981-07-01	0.544620557621788
1981-10-01	0.531221860242956
1982-01-01	0.541883095278256
1982-04-01	0.561903449103973
1982-07-01	0.579804824157195
1982-10-01	0.606933279642983
1983-01-01	0.652828480929007
1983-04-01	0.643353982973345
1983-07-01	0.662376809932782
1983-10-01	0.680597172795780
1984-01-01	0.697006364448418
1984-04-01	0.716065883785860
1984-07-01	0.770890140749406
1984-10-01	0.822338340877876
1985-01-01	0.897535555165739
1985-04-01	0.796068157662045
1985-07-01	0.727437796265277
1985-10-01	0.696249855251621
1986-01-01	0.694405586748982
1986-04-01	0.663165609355785
1986-07-01	0.671873836464719
1986-10-01	0.699318131123682
1987-01-01	0.648623813961836
1987-04-01	0.608944911667795
1987-07-01	0.618124659974330
1987-10-01	0.570800678210513
1988-01-01	0.556742026640926
1988-04-01	0.543351326357615
1988-07-01	0.590006937110235
1988-10-01	0.558508493326615
1989-01-01	0.572446318230932
1989-04-01	0.615697653094927
1989-07-01	0.626589049134607
1989-10-01	0.630921053686781
1990-01-01	0.603550076532212
1990-04-01	0.597376087871293
1990-07-01	0.537103581589515
1990-10-01	0.514090756662063
1991-01-01	0.524726667548671
1991-04-01	0.585836121246412
1991-07-01	0.593498890320954
1991-10-01	0.563515613344803
1992-01-01	0.565083181135582
1992-04-01	0.553665728593973
1992-07-01	0.526007918363660
1992-10-01	0.634164498954968
1993-01-01	0.677255451047059
1993-04-01	0.651841530434612
1993-07-01	0.664763638467500
1993-10-01	0.670294011095042
1994-01-01	0.671814491912938
1994-04-01	0.665064358060286
1994-07-01	0.644707918705609
1994-10-01	0.631475253452642
1995-01-01	0.631932963911133
1995-04-01	0.626636856705422
1995-07-01	0.635389305419803
1995-10-01	0.640831657051089
1996-01-01	0.653005843124692
1996-04-01	0.656071192783023
1996-07-01	0.643297861203035
1996-10-01	0.610901024844720
1997-01-01	0.613021924242424
1997-04-01	0.610952741702742
1997-07-01	0.615616476284585
1997-10-01	0.602413916857361
1998-01-01	0.607262142857143
1998-04-01	0.605057070707071
1998-07-01	0.605127859338729
1998-10-01	0.596757503607504
1999-01-01	0.612205222898881
1999-04-01	0.622407689328913
1999-07-01	0.624305662708119
1999-10-01	0.613429233489323
2000-01-01	0.622247505404948
2000-04-01	0.652231868247002
2000-07-01	0.677378901908426
2000-10-01	0.690425562113938
2001-01-01	0.685918393314495
2001-04-01	0.703408454870078
2001-07-01	0.694821442188524
2001-10-01	0.693008511200675
2002-01-01	0.701117895620984
2002-04-01	0.683688162038302
2002-07-01	0.645089133775190
2002-10-01	0.636273941372676
2003-01-01	0.623880245579108
2003-04-01	0.617835732978284
2003-07-01	0.621176261949825
2003-10-01	0.586223162013599
2004-01-01	0.543516707190634
2004-04-01	0.553274348478834
2004-07-01	0.549964176509703
2004-10-01	0.536233511415428
2005-01-01	0.529046379064750
2005-04-01	0.539009120017025
2005-07-01	0.560441902231618
2005-10-01	0.571914629656212
2006-01-01	0.570535208421464
2006-04-01	0.547641993015779
2006-07-01	0.533524037587588
2006-10-01	0.521827105898283
2007-01-01	0.511469424241630
2007-04-01	0.503522758287144
2007-07-01	0.494738176336268
2007-10-01	0.489262103060560
2008-01-01	0.505575475346552
2008-04-01	0.507372741909210
2008-07-01	0.530112083568605
2008-10-01	0.639725362318841
2009-01-01	0.697240909090909
2009-04-01	0.646173520923521
2009-07-01	0.609520421607378
2009-10-01	0.612321287408244
2010-01-01	0.640720876466529
2010-04-01	0.670497113997114
2010-07-01	0.645378787878788
2010-10-01	0.633252525252525
2011-01-01	0.624265113871636
2011-04-01	0.613207070707071
2011-07-01	0.621450843842148
2011-10-01	0.636314574314575
2012-01-01	0.636527417027417
2012-04-01	0.632298136645963
2012-07-01	0.632806455862978
2012-10-01	0.622675261936131
2013-01-01	0.645288129744651
2013-04-01	0.651240309523810
2013-07-01	0.644799374490244
2013-10-01	0.617654801116758
2014-01-01	0.604112407177364
2014-04-01	0.594082467532467
2014-07-01	0.599315680720246
2014-10-01	0.631945289855073
2015-01-01	0.660136121212121
2015-04-01	0.652718982683982
2015-07-01	0.645754096241923
2015-10-01	0.659375204216074
2016-01-01	0.698795072463768
2016-04-01	0.697251277056277
2016-07-01	0.761792099567099
2016-10-01	0.805972481962482
2017-01-01	0.806814152173913
2017-04-01	0.781733783267457
2017-07-01	0.764140000000000
2017-10-01	0.753569588744589
2018-01-01	0.718683080368906
2018-04-01	0.735338550724638
2018-07-01	0.767161470355731