Quarter	National Currency
1980-01-01	11065549862
1980-04-01	11084552429
1980-07-01	11060751011
1980-10-01	10992619520
1981-01-01	10980879745
1981-04-01	11082616690
1981-07-01	11149036800
1981-10-01	11276283603
1982-01-01	11505561468
1982-04-01	11748066911
1982-07-01	11837456373
1982-10-01	11807303784
1983-01-01	11740017880
1983-04-01	11824033120
1983-07-01	11897584209
1983-10-01	12026292917
1984-01-01	12295620156
1984-04-01	12597702837
1984-07-01	12641058206
1984-10-01	12683595087
1985-01-01	12672663453
1985-04-01	12969410255
1985-07-01	13062596109
1985-10-01	13267358128
1986-01-01	13787429021
1986-04-01	14172434324
1986-07-01	14349121826
1986-10-01	14413635054
1987-01-01	14428543604
1987-04-01	14566894344
1987-07-01	14714230697
1987-10-01	14785854795
1988-01-01	15019836320
1988-04-01	15309751008
1988-07-01	15494596603
1988-10-01	15580477458
1989-01-01	15720765387
1989-04-01	16018865358
1989-07-01	16136748944
1989-10-01	16216342302
1990-01-01	16308769370
1990-04-01	16667410925
1990-07-01	16780264540
1990-10-01	16793834634
1991-01-01	16852336497
1991-04-01	16976638223
1991-07-01	16938589701
1991-10-01	16766423551
1992-01-01	16637928993
1992-04-01	16758118426
1992-07-01	16748522096
1992-10-01	16521389961
1993-01-01	16476557002
1993-04-01	16543379730
1993-07-01	16499812385
1993-10-01	16464126763
1994-01-01	16435559822
1994-04-01	16423655152
1994-07-01	16438332326
1994-10-01	16233891220
1995-01-01	16088079799
1995-04-01	18237886103
1995-07-01	16820653468
1995-10-01	16201423701
1996-01-01	16882324080
1996-04-01	17412393753
1996-07-01	17543887105
1996-10-01	17079934852
1997-01-01	17333736226
1997-04-01	17752475422
1997-07-01	18324355030
1997-10-01	18175629348
1998-01-01	18089351486
1998-04-01	19265287602
1998-07-01	19596125281
1998-10-01	18746375668
1999-01-01	18877176862
1999-04-01	20798263365
1999-07-01	20780916187
1999-10-01	20055752689
2000-01-01	20281046356
2000-04-01	22076945644
2000-07-01	22148286391
2000-10-01	22333989925
2001-01-01	21076060751
2001-04-01	24231771462
2001-07-01	23069563764
2001-10-01	23075970781
2002-01-01	22100177150
2002-04-01	25745773418
2002-07-01	23365596794
2002-10-01	24118861697
2003-01-01	23486422644
2003-04-01	26874162261
2003-07-01	24111975536
2003-10-01	24134926090
2004-01-01	24350533012
2004-04-01	27577591520
2004-07-01	25362519797
2004-10-01	25716496774
2005-01-01	25699017934
2005-04-01	29865875527
2005-07-01	27018377831
2005-10-01	27354648708
2006-01-01	27588372053
2006-04-01	32097634128
2006-07-01	28694972763
2006-10-01	29199181056
2007-01-01	29351393893
2007-04-01	34272129115
2007-07-01	30626626399
2007-10-01	30884748425
2008-01-01	30038494524
2008-04-01	35033730829
2008-07-01	31207751019
2008-10-01	30955946624
2009-01-01	29736314681
2009-04-01	33817242591
2009-07-01	30406650904
2009-10-01	29665796576
2010-01-01	28715374154
2010-04-01	33011848350
2010-07-01	30221026700
2010-10-01	30249784499
2011-01-01	29097324981
2011-04-01	33428449236