Quarter	National Currency Units per US Dollar
1960-01-01	0.307986666666087
1960-04-01	0.380999999999403
1960-07-01	0.380999999999403
1960-10-01	0.380999999999403
1961-01-01	0.380999999999403
1961-04-01	0.380999999999403
1961-07-01	0.414066666666258
1961-10-01	0.430599999999686
1962-01-01	0.430599999999686
1962-04-01	0.430599999999686
1962-07-01	0.430599999999686
1962-10-01	0.430599999999686
1963-01-01	0.430599999999686
1963-04-01	0.430599999999686
1963-07-01	0.430599999999686
1963-10-01	0.430599999999686
1964-01-01	0.430599999999686
1964-04-01	0.430599999999686
1964-07-01	0.430599999999686
1964-10-01	0.430599999999686
1965-01-01	0.430599999999686
1965-04-01	0.430599999999686
1965-07-01	0.430599999999686
1965-10-01	0.430599999999686
1966-01-01	0.430599999999686
1966-04-01	0.430599999999686
1966-07-01	0.430599999999686
1966-10-01	0.430599999999686
1967-01-01	0.430599999999686
1967-04-01	0.430599999999686
1967-07-01	0.430599999999686
1967-10-01	0.477299999999862
1968-01-01	0.570700000000215
1968-04-01	0.570700000000215
1968-07-01	0.570700000000215
1968-10-01	0.725850000000112
1969-01-01	0.880999999999403
1969-04-01	0.880999999999403
1969-07-01	0.880999999999403
1969-10-01	0.880999999999403
1970-01-01	0.880999999999403
1970-04-01	0.880999999999403
1970-07-01	0.880999999999403
1970-10-01	0.880999999999403
1971-01-01	0.880999999999403
1971-04-01	0.880999999999403
1971-07-01	0.878006666662865
1971-10-01	0.874200000000201
1972-01-01	0.874200000000201
1972-04-01	0.874200000000201
1972-07-01	0.874200000000201
1972-10-01	0.886533333329984
1973-01-01	0.990000009536743
1973-04-01	0.942222232856448
1973-07-01	0.925433347622554
1973-10-01	0.837999999523163
1974-01-01	0.870028965715049
1974-04-01	0.899739122909048
1974-07-01	1.014603160676500
1974-10-01	1.153399944305420
1975-01-01	1.346225371436470
1975-04-01	1.515799434670120
1975-07-01	1.595921194151750
1975-10-01	1.675233322209210
1976-01-01	1.719642141549810
1976-04-01	1.812810976095870
1976-07-01	1.851969690033880
1976-10-01	1.892509349926900
1977-01-01	1.910063493346410
1977-04-01	1.930440833386230
1977-07-01	2.001136886691340
1977-10-01	2.109857462185280
1978-01-01	2.369980443576270
1978-04-01	2.577361183848150
1978-07-01	2.749888934786360
1978-10-01	3.134030313202830
1979-01-01	3.228465898831690
1979-04-01	3.346962036635650
1979-07-01	3.660326670924980
1979-10-01	3.897901782831540
1980-01-01	3.974616583007380
1980-04-01	4.494357162051730
1980-07-01	4.986997234349390
1980-10-01	5.682835045350870
1981-01-01	6.295604539640020
1981-04-01	6.921127891781350
1981-07-01	7.626028151395180
1981-10-01	7.979699822215290
1982-01-01	9.514956481214880
1982-04-01	10.675278893384100
1982-07-01	13.089272672479800
1982-10-01	15.904432402208200
1983-01-01	19.420561346800400
1983-04-01	23.957431709405100
1983-07-01	27.901537132574300
1983-10-01	28.130565040968200
1984-01-01	29.216248355386600
1984-04-01	29.527510378494200
1984-07-01	31.525688770982800
1984-10-01	36.633761265317900
1985-01-01	41.585920542762400
1985-04-01	41.531762250264500
1985-07-01	41.360872836250300
1985-10-01	41.667867148473700
1986-01-01	41.802113991148700
1986-04-01	41.233784779939600
1986-07-01	40.768057230370200
1986-10-01	40.603117198035800
1987-01-01	39.443000099875700
1987-04-01	38.767414878052700
1987-07-01	39.099761637209000
1987-10-01	37.395706958413000
1988-01-01	37.811994081438800
1988-04-01	41.710072483136000
1988-07-01	46.496797005679500
1988-10-01	46.175209326145400
1989-01-01	50.953747401987500
1989-04-01	55.407882714461700
1989-07-01	59.951233947775900
1989-10-01	62.125017449045900
1990-01-01	60.774815327367700
1990-04-01	60.420991702457800
1990-07-01	57.411075742317000
1990-10-01	54.903824551014100
1991-01-01	55.770190447852700
1991-04-01	60.884877027545100
1991-07-01	61.319891703877500
1991-10-01	58.407904167122600
1992-01-01	58.385235762768200
1992-04-01	58.123627757840200
1992-07-01	54.305173682915200
1992-10-01	59.663607417075000
1993-01-01	64.619113843555600
1993-04-01	63.860572448450000
1993-07-01	70.910851119400600
1993-10-01	71.177922286235800
1994-01-01	72.764818133729900
1994-04-01	71.087508018937700
1994-07-01	68.277519597201100
1994-10-01	67.828816962964600
1995-01-01	66.213106707460400
1995-04-01	63.401398832835900
1995-07-01	64.547193169421800
1995-10-01	64.902129080497100
1996-01-01	66.243809412396200
1996-04-01	67.127960112871000
1996-07-01	66.610227588472000
1996-10-01	66.783665537361200
1997-01-01	69.966462962963000
1997-04-01	70.683309523809600
1997-07-01	71.794492094861700
1997-10-01	71.432790890269100
1998-01-01	72.548030303030300
1998-04-01	71.551670565302100
1998-07-01	71.179310276679800
1998-10-01	69.416875901875900
1999-01-01	70.916014492753600
1999-04-01	73.787116959064300
1999-07-01	73.314672438672400
1999-10-01	71.700739538239500
2000-01-01	73.070122770694900
2000-04-01	75.546394830659500
2000-07-01	80.457633477633500
2000-10-01	86.303871212121200
2001-01-01	86.129803030303000
2001-04-01	99.512934437543000
2001-07-01	100.209764822134000
2001-10-01	104.830713658322000
2002-01-01	101.352484126984000
2002-04-01	92.844288537549400
2002-07-01	86.395256916996100
2002-10-01	85.749807453416100
2003-01-01	78.412452380952400
2003-04-01	74.642763347763400
2003-07-01	78.683311688311600
2003-10-01	75.034512422360300
2004-01-01	69.697644927536200
2004-04-01	72.820800865800800
2004-07-01	71.591363636363600
2004-10-01	66.658763410502600
2005-01-01	61.597523809523800
2005-04-01	64.115779220779200
2005-07-01	63.659070832549100
2005-10-01	62.128354978355000
2006-01-01	65.099899209486200
2006-04-01	73.770602766798400
2006-07-01	71.644161490683200
2006-10-01	69.080425685425700
2007-01-01	68.131000658761500
2007-04-01	63.770255348516200
2007-07-01	63.106042819499300
2007-10-01	61.291769433465100
2008-01-01	67.647508626639100
2008-04-01	76.156948051948000
2008-07-01	83.723676830416000
2008-10-01	124.468260869565000
2009-01-01	117.408865079365000
2009-04-01	126.585158730159000
2009-07-01	126.343356546835000
2009-10-01	124.321916054960000
2010-01-01	127.124524499655000
2010-04-01	128.630909090909000
2010-07-01	119.909393939394000
2010-10-01	113.304001505741000
2011-01-01	116.183206694272000
2011-04-01	114.215367965368000
2011-07-01	115.768998682477000
2011-10-01	118.064285714286000
2012-01-01	124.435858585859000
2012-04-01	127.193664596273000
2012-07-01	122.949662055336000
2012-10-01	125.893804818370000
2013-01-01	127.205545548654000
2013-04-01	120.518712121212000
2013-07-01	121.065915051133000
2013-10-01	119.879452600540000
2014-01-01	114.256423395445000
2014-04-01	112.883059163059000
2014-07-01	116.415204843466000
2014-10-01	123.197369565217000
2015-01-01	133.402166666667000
2015-04-01	133.654401154401000
2015-07-01	131.354397390050000
2015-10-01	129.173380701424000
2016-01-01	128.435396825397000
2016-04-01	123.572020202020000
2016-07-01	118.270625509756000
2016-10-01	113.063492063492000
2017-01-01	111.807444005270000
2017-04-01	104.943083003952000
2017-07-01	105.604554865424000
2017-10-01	104.938672438673000
2018-01-01	101.105665349144000
2018-04-01	103.432712215321000
2018-07-01	108.283399209486000