Quarter	National Currency
1974-07-01	58195435767
1974-10-01	58823106865
1975-01-01	54488395116
1975-04-01	56247302265
1975-07-01	56521195074
1975-10-01	58199346151
1976-01-01	54986279289
1976-04-01	57981413845
1976-07-01	59203728291
1976-10-01	61413166460
1977-01-01	56546612236
1977-04-01	59828308977
1977-07-01	60153815472
1977-10-01	61452878941
1978-01-01	56892585857
1978-04-01	60781978248
1978-07-01	61512220458
1978-10-01	63560802390
1979-01-01	59186447567
1979-04-01	62761831017
1979-07-01	63954000743
1979-10-01	66243914708
1980-01-01	61098787234
1980-04-01	63694273357
1980-07-01	66044598869
1980-10-01	68616922067
1981-01-01	63754202365
1981-04-01	66912123601
1981-07-01	68414673927
1981-10-01	70175536523
1982-01-01	65340651425
1982-04-01	68824068817
1982-07-01	68169880535
1982-10-01	67364989980
1983-01-01	61635955429
1983-04-01	65596761533
1983-07-01	66439111549
1983-10-01	69313829532
1984-01-01	65771198613
1984-04-01	69693073520
1984-07-01	71988380959
1984-10-01	73800850888
1985-01-01	70127397039
1985-04-01	74439298381
1985-07-01	76491622781
1985-10-01	78735995006
1986-01-01	72795871234
1986-04-01	75664147528
1986-07-01	77105879069
1986-10-01	78750116464
1987-01-01	74330242549
1987-04-01	79231988154
1987-07-01	82231310798
1987-10-01	86418634239
1988-01-01	81498553386
1988-04-01	84547691405
1988-07-01	86960039967
1988-10-01	90591027996
1989-01-01	85217854780
1989-04-01	90024740469
1989-07-01	92265011601
1989-10-01	93620073649
1990-01-01	89473240645
1990-04-01	91770603527
1990-07-01	92994565934
1990-10-01	93857777768
1991-01-01	87408854261
1991-04-01	90423445507
1991-07-01	91970689232
1991-10-01	94025223461
1992-01-01	88680165911
1992-04-01	91562357542
1992-07-01	93252591352
1992-10-01	96294432426
1993-01-01	91333457239
1993-04-01	95787963864
1993-07-01	97620998748
1993-10-01	100994107340
1994-01-01	96785660174
1994-04-01	101539579456
1994-07-01	105140822257
1994-10-01	107645470824
1995-01-01	101321584569
1995-04-01	106087018845
1995-07-01	108755918334
1995-10-01	111856380560
1996-01-01	106789180985
1996-04-01	110003838626
1996-07-01	113133844822
1996-10-01	116033386937
1997-01-01	109945951978
1997-04-01	115125195885
1997-07-01	118391432119
1997-10-01	121726088988
1998-01-01	116142597437
1998-04-01	120793722130
1998-07-01	124562015969
1998-10-01	128591700128
1999-01-01	122492263974
1999-04-01	125465726199
1999-07-01	129206744759
1999-10-01	132481451391
2000-01-01	127580667572
2000-04-01	132198072854
2000-07-01	133198485371
2000-10-01	135358922367
2001-01-01	128971108986
2001-04-01	133214570846
2001-07-01	135972447231
2001-10-01	140379033381
2002-01-01	135128165829
2002-04-01	140144806993
2002-07-01	145134377743
2002-10-01	149185644706
2003-01-01	140349658306
2003-04-01	144153932452
2003-07-01	148324570565
2003-10-01	153130020333
2004-01-01	146127528039
2004-04-01	151599489057
2004-07-01	154175479285
2004-10-01	157398331464
2005-01-01	148945211919
2005-04-01	156916326755
2005-07-01	159478582184
2005-10-01	163492936331
2006-01-01	154001259040
2006-04-01	160317138852
2006-07-01	163661400949
2006-10-01	171407229444
2007-01-01	161791127484
2007-04-01	168299387056
2007-07-01	172159759286
2007-10-01	178081094520
2008-01-01	167568119795
2008-04-01	175328599916
2008-07-01	176277972878
2008-10-01	180221609598
2009-01-01	166167761641
2009-04-01	172579611465
2009-07-01	176669570813
2009-10-01	183603873423
2010-01-01	172573140363
2010-04-01	180336385056
2010-07-01	181723998421
2010-10-01	186807769868
2011-01-01	173349576334
2011-04-01	183087488875
2011-07-01	187447090754