Quarter	National Currency Units per US Dollar
1960-01-01	1.711840487178440
1960-04-01	1.711215783080960
1960-07-01	1.711495614214210
1960-10-01	1.711796621757550
1961-01-01	1.692170627411650
1961-04-01	1.630855844613550
1961-07-01	1.634781043482730
1961-10-01	1.634989782382130
1962-01-01	1.639223551798260
1962-04-01	1.632324579912960
1962-07-01	1.633911298068560
1962-10-01	1.634752304069050
1963-01-01	1.633224577341540
1963-04-01	1.631852648488230
1963-07-01	1.636463055483710
1963-10-01	1.634675161432310
1964-01-01	1.635891292411430
1964-04-01	1.639798340071970
1964-07-01	1.639321870845080
1964-10-01	1.631777018452220
1965-01-01	1.631677186804680
1965-04-01	1.634596506194860
1965-07-01	1.633616340928100
1965-10-01	1.635204571684420
1966-01-01	1.642545222980040
1966-04-01	1.645528071600470
1966-07-01	1.639382374873890
1966-10-01	1.641988585914960
1967-01-01	1.639084392531990
1967-04-01	1.636661206178070
1967-07-01	1.631091810325920
1967-10-01	1.631950967535050
1968-01-01	1.636343560026800
1968-04-01	1.642404551113050
1968-07-01	1.646500673863620
1968-10-01	1.645143871017510
1969-01-01	1.644490427506340
1969-04-01	1.651894608032210
1969-07-01	1.644882191092900
1969-10-01	1.636748937019840
1970-01-01	1.649460833473250
1970-04-01	1.646405380018240
1970-07-01	1.635181882673610
1970-10-01	1.633533147888480
1971-01-01	1.631324750836850
1971-04-01	1.624260905473040
1971-07-01	1.582482873578340
1971-10-01	1.508062918139560
1972-01-01	1.448768969903780
1972-04-01	1.455121892929050
1972-07-01	1.454819372784990
1972-10-01	1.466920178547390
1973-01-01	1.380278409288580
1973-04-01	1.297236629744080
1973-07-01	1.185667200614720
1973-10-01	1.208552849512870
1974-01-01	1.287994639343050
1974-04-01	1.198267164614820
1974-07-01	1.212546115414460
1974-10-01	1.180630240216120
1975-01-01	1.095985103908110
1975-04-01	1.094729645310260
1975-07-01	1.191687351481520
1975-10-01	1.209808308110720
1976-01-01	1.213922582069930
1976-04-01	1.232270428807180
1976-07-01	1.211699059011090
1976-10-01	1.142210181920490
1977-01-01	1.135721124830400
1977-04-01	1.120413605540960
1977-07-01	1.112608585824210
1977-10-01	1.087000255629520
1978-01-01	1.009207200584470
1978-04-01	1.008783672382780
1978-07-01	0.986729953880804
1978-10-01	0.923019211541749
1979-01-01	0.908846142792533
1979-04-01	0.936587240002844
1979-07-01	0.906304973582428
1979-10-01	0.889378971522266
1980-01-01	0.886368896088868
1980-04-01	0.902977251997768
1980-07-01	0.878306734249667
1980-10-01	0.940217481731565
1981-01-01	1.036176871427430
1981-04-01	1.147383276383920
1981-07-01	1.225947757796320
1981-10-01	1.120171589425710
1982-01-01	1.168529434453720
1982-04-01	1.197147840081800
1982-07-01	1.238925871976500
1982-10-01	1.242389727625990
1983-01-01	1.208507471491260
1983-04-01	1.267090497388490
1983-07-01	1.341328940740840
1983-10-01	1.363004509062750
1984-01-01	1.382123782167350
1984-04-01	1.384846463463890
1984-07-01	1.495372198096240
1984-10-01	1.562032511839880
1985-01-01	1.674252359278970
1985-04-01	1.580123216454680
1985-07-01	1.454577356669740
1985-10-01	1.321634879362530
1986-01-01	1.202094044437180
1986-04-01	1.148109324729660
1986-07-01	1.066882666049530
1986-10-01	1.029491176243700
1987-01-01	0.942244366696767
1987-04-01	0.923593999815463
1987-07-01	0.939899835580302
1987-10-01	0.871318518921879
1988-01-01	0.854271508804092
1988-04-01	0.869458020035909
1988-07-01	0.956054411273111
1988-10-01	0.908377236569240
1989-01-01	0.947311579109774
1989-04-01	0.989664399278187
1989-07-01	0.984627438879586
1989-10-01	0.928222558019582
1990-01-01	0.864768957802978
1990-04-01	0.857145450172663
1990-07-01	0.814701873961032
1990-10-01	0.768386039905432
1991-01-01	0.783421291065219
1991-04-01	0.886837802312161
1991-07-01	0.891375604473063
1991-10-01	0.832081656237285
1992-01-01	0.826999317817075
1992-04-01	0.825063188895090
1992-07-01	0.748268450325436
1992-10-01	0.791574208947638
1993-01-01	0.834244675267314
1993-04-01	0.824095124434098
1993-07-01	0.855496715387536
1993-10-01	0.857130324165460
1994-01-01	0.877217661731051
1994-04-01	0.846269850993703
1994-07-01	0.794629662402645
1994-10-01	0.784903639771113
1995-01-01	0.752957512558368
1995-04-01	0.709318981777699
1995-07-01	0.727818088586974
1995-10-01	0.723718940634959
1996-01-01	0.746150809317015
1996-04-01	0.772802834008710
1996-07-01	0.762214628966606
1996-10-01	0.779307017106002
1997-01-01	0.845604306676771
1997-04-01	0.873844562124780
1997-07-01	0.923140219599372
1997-10-01	0.898469701851272
1998-01-01	0.930264568991988
1998-04-01	0.920266278230802
1998-07-01	0.901268013183828
1998-10-01	0.850308494916905
1999-01-01	0.890865035397459
1999-04-01	0.946297424294416
1999-07-01	0.953590795041067
1999-10-01	0.963498337782132
2000-01-01	1.012899909945490
2000-04-01	1.070799525224050
2000-07-01	1.106582181474620
2000-10-01	1.150102663916010
2001-01-01	1.083835102585110
2001-04-01	1.144416038404250
2001-07-01	1.121785947013650
2001-10-01	1.116487265324860
2002-01-01	1.140732985400200
2002-04-01	1.087412111460310
2002-07-01	1.016582204256970
2002-10-01	0.999533230103932
2003-01-01	0.931511905508824
2003-04-01	0.880365741152534
2003-07-01	0.888370063279689
2003-10-01	0.840405156899637
2004-01-01	0.799904118865737
2004-04-01	0.829705986621947
2004-07-01	0.817877314843600
2004-10-01	0.771960956694930
2005-01-01	0.763091482381730
2005-04-01	0.794589826042209
2005-07-01	0.820007598424589
2005-10-01	0.840788753502769
2006-01-01	0.831325925187165
2006-04-01	0.795617708778127
2006-07-01	0.784593759317170
2006-10-01	0.775251489844097
2007-01-01	0.762709423148500
2007-04-01	0.741796455105816
2007-07-01	0.727338573417244
2007-10-01	0.690097257054422
2008-01-01	0.667464310519917
2008-04-01	0.640181056697950
2008-07-01	0.666884716732543
2008-10-01	0.761399275362319
2009-01-01	0.768604545454546
2009-04-01	0.734309884559885
2009-07-01	0.699093544137022
2009-10-01	0.677193719806763
2010-01-01	0.722664285714286
2010-04-01	0.786976190476190
2010-07-01	0.773787878787879
2010-10-01	0.736745718050066
2011-01-01	0.731408247066943
2011-04-01	0.694783549783550
2011-07-01	0.708233264320221
2011-10-01	0.742209956709957
2012-01-01	0.762537518037518
2012-04-01	0.779816425120773
2012-07-01	0.799138274044796
2012-10-01	0.770532624380451
2013-01-01	0.757865873015873
2013-04-01	0.765691004329004
2013-07-01	0.754941272978230
2013-10-01	0.734692482903570
2014-01-01	0.729664746721877
2014-04-01	0.729257503607504
2014-07-01	0.754988833992094
2014-10-01	0.800869478260870
2015-01-01	0.888312818181818
2015-04-01	0.904120108225108
2015-07-01	0.899525335654683
2015-10-01	0.913848313570487
2016-01-01	0.907330710835059
2016-04-01	0.885569054834055
2016-07-01	0.896160021645022
2016-10-01	0.928066320346321
2017-01-01	0.938476221343874
2017-04-01	0.909275285243742
2017-07-01	0.851432953761214
2017-10-01	0.849244235209235
2018-01-01	0.813750682476943
2018-04-01	0.839484382332643
2018-07-01	0.859573256916996