Quarter	National Currency
1974-07-01	16434178519
1974-10-01	16855484359
1975-01-01	15406707001
1975-04-01	16028387604
1975-07-01	16097624584
1975-10-01	16630167193
1976-01-01	15258288203
1976-04-01	15986635252
1976-07-01	16547307763
1976-10-01	17866062997
1977-01-01	15986023497
1977-04-01	16469844752
1977-07-01	17019835889
1977-10-01	18109687546
1978-01-01	16243584181
1978-04-01	17223506349
1978-07-01	17689740362
1978-10-01	18483736460
1979-01-01	16577453730
1979-04-01	17299750854
1979-07-01	17787710224
1979-10-01	19548848214
1980-01-01	17344471412
1980-04-01	17843709792
1980-07-01	18949218855
1980-10-01	19998748185
1981-01-01	18033238196
1981-04-01	18892891226
1981-07-01	19408401111
1981-10-01	20580550418
1982-01-01	18936995896
1982-04-01	19642818242
1982-07-01	19284547037
1982-10-01	20184523622
1983-01-01	18128346852
1983-04-01	18571422349
1983-07-01	19168287967
1983-10-01	20719717246
1984-01-01	19420522587
1984-04-01	19947972467
1984-07-01	20644157171
1984-10-01	22041557570
1985-01-01	20330802806
1985-04-01	21029116389
1985-07-01	21497202923
1985-10-01	23190787372
1986-01-01	20601000360
1986-04-01	21361103143
1986-07-01	21705453880
1986-10-01	22931930792
1987-01-01	20949909520
1987-04-01	21688906040
1987-07-01	22439002780
1987-10-01	24188285148
1988-01-01	22360759493
1988-04-01	22954030150
1988-07-01	23991855306
1988-10-01	25740915697
1989-01-01	23549969832
1989-04-01	24734623424
1989-07-01	25222481830
1989-10-01	26566111942
1990-01-01	24700776038
1990-04-01	25205141655
1990-07-01	25189890195
1990-10-01	26241497008
1991-01-01	23810632767
1991-04-01	24573279030
1991-07-01	25155652594
1991-10-01	26811261922
1992-01-01	24887533770
1992-04-01	25344699606
1992-07-01	25717120987
1992-10-01	27660778505
1993-01-01	25378254407
1993-04-01	26423474981
1993-07-01	27031297813
1993-10-01	29295986569
1994-01-01	27136823044
1994-04-01	28374042810
1994-07-01	29562335927
1994-10-01	31649045963
1995-01-01	29365490981
1995-04-01	30641262780
1995-07-01	31304389246
1995-10-01	33519256563
1996-01-01	31286666695
1996-04-01	31928899952
1996-07-01	32759779808
1996-10-01	35260773899
1997-01-01	32609649928
1997-04-01	34207756582
1997-07-01	35015611330
1997-10-01	36968373978
1998-01-01	33896841094
1998-04-01	35425411703
1998-07-01	36536461659
1998-10-01	39061605240
1999-01-01	36028919201
1999-04-01	36648593673
1999-07-01	37996204920
1999-10-01	40502706114
2000-01-01	37341211591
2000-04-01	38503598541
2000-07-01	39090609737
2000-10-01	41538668290
2001-01-01	37795423517
2001-04-01	39449688289
2001-07-01	39916331949
2001-10-01	42420499862
2002-01-01	39376588034
2002-04-01	41384180301
2002-07-01	43257516058
2002-10-01	45270142213
2003-01-01	41096976635
2003-04-01	41758827429
2003-07-01	43535090006
2003-10-01	46664783434
2004-01-01	43653762511
2004-04-01	44985048081
2004-07-01	46380200106
2004-10-01	49204331295
2005-01-01	44908062414
2005-04-01	46600691740
2005-07-01	47775971926
2005-10-01	50649485039
2006-01-01	46572862321
2006-04-01	47539680714
2006-07-01	49024590249
2006-10-01	52770015482
2007-01-01	49142782833
2007-04-01	50026700030
2007-07-01	51212707413
2007-10-01	55385349246
2008-01-01	50782185694
2008-04-01	52047447631
2008-07-01	52020908772
2008-10-01	55355027397
2009-01-01	50446528826
2009-04-01	51192584229
2009-07-01	52498643394
2009-10-01	56369800848
2010-01-01	51512230472
2010-04-01	52366897747
2010-07-01	53116583473
2010-10-01	56453888828
2011-01-01	51996865639
2011-04-01	54151747232
2011-07-01	54892835969