Quarter	National Currency
1980-01-01	27756825367
1980-04-01	29664649571
1980-07-01	30553059096
1980-10-01	31903677385
1981-01-01	27888503146
1981-04-01	29975251985
1981-07-01	31164603433
1981-10-01	32357816640
1982-01-01	28231002363
1982-04-01	30235014318
1982-07-01	31454197691
1982-10-01	32736858685
1983-01-01	28755930881
1983-04-01	30898424013
1983-07-01	32034753362
1983-10-01	33272694570
1984-01-01	29041597664
1984-04-01	30792825221
1984-07-01	31973979639
1984-10-01	32990680489
1985-01-01	29166123535
1985-04-01	31204623610
1985-07-01	32338794149
1985-10-01	33357634057
1986-01-01	29130002815
1986-04-01	31129781200
1986-07-01	32537688761
1986-10-01	33906554258
1987-01-01	30329757668
1987-04-01	33018511668
1987-07-01	34741561881
1987-10-01	35926768116
1988-01-01	31699282117
1988-04-01	34241914487
1988-07-01	36181496952
1988-10-01	37234201720
1989-01-01	33083304591
1989-04-01	35812011263
1989-07-01	37413836223
1989-10-01	38667187785
1990-01-01	33979175739
1990-04-01	36476017824
1990-07-01	38118397700
1990-10-01	39385010004
1991-01-01	34527282864
1991-04-01	37095720714
1991-07-01	38789419661
1991-10-01	40010822098
1992-01-01	35126793575
1992-04-01	37558066587
1992-07-01	38821579104
1992-10-01	39528408127
1993-01-01	34553767494
1993-04-01	36788878245
1993-07-01	38349046645
1993-10-01	39634596969
1994-01-01	35117241602
1994-04-01	38094550302
1994-07-01	40195721285
1994-10-01	42109142855
1995-01-01	38134959850
1995-04-01	38858759242
1995-07-01	40215206069
1995-10-01	41078175980
1996-01-01	38964463630
1996-04-01	39131426995
1996-07-01	39849419990
1996-10-01	41001278479
1997-01-01	39829009289
1997-04-01	40027612927
1997-07-01	41279313286
1997-10-01	42239672985
1998-01-01	41096441007
1998-04-01	41206261040
1998-07-01	42326375739
1998-10-01	43546445059
1999-01-01	42376520395
1999-04-01	42643067939
1999-07-01	44051070085
1999-10-01	45312564250
2000-01-01	44553767175
2000-04-01	44415865856
2000-07-01	45261310496
2000-10-01	46657689574
2001-01-01	46335053329
2001-04-01	45388208499
2001-07-01	46334919634
2001-10-01	47361249903
2002-01-01	47261841655
2002-04-01	45974180170
2002-07-01	47092422811
2002-10-01	48822862526
2003-01-01	47782068814
2003-04-01	46728675979
2003-07-01	48532783883
2003-10-01	49907896383
2004-01-01	49815551502
2004-04-01	47960081448
2004-07-01	49957778553
2004-10-01	51761844156
2005-01-01	50977578192
2005-04-01	49474969628
2005-07-01	51178595546
2005-10-01	52748856634
2006-01-01	52381930950
2006-04-01	51018958536
2006-07-01	53106276186
2006-10-01	54222834329
2007-01-01	54762270745
2007-04-01	53058968837
2007-07-01	55005694581
2007-10-01	56700629395
2008-01-01	56522019348
2008-04-01	53665549103
2008-07-01	55183825286
2008-10-01	56210743194
2009-01-01	54924779830
2009-04-01	52138639316
2009-07-01	53887538988
2009-10-01	55613878267
2010-01-01	55198587829
2010-04-01	53123546890
2010-07-01	54715087620
2010-10-01	56107636459
2011-01-01	55749400793
2011-04-01	53727265823