Quarter	National Currency
1978-01-01	19759327876
1978-04-01	19796065724
1978-07-01	19314976934
1978-10-01	19780972718
1979-01-01	18535182249
1979-04-01	19555560190
1979-07-01	19201985764
1979-10-01	20109273350
1980-01-01	19348866648
1980-04-01	20027108218
1980-07-01	19438817053
1980-10-01	19938487671
1981-01-01	19007595429
1981-04-01	19804899193
1981-07-01	19190393722
1981-10-01	20117640077
1982-01-01	19117553950
1982-04-01	19995828725
1982-07-01	19075540681
1982-10-01	19655631078
1983-01-01	18884420921
1983-04-01	19359665819
1983-07-01	18479297835
1983-10-01	19089901861
1984-01-01	18340817723
1984-04-01	18573647071
1984-07-01	17845498928
1984-10-01	18532263048
1985-01-01	17583590407
1985-04-01	18381086325
1985-07-01	18068996523
1985-10-01	18987552031
1986-01-01	18298318522
1986-04-01	19304378333
1986-07-01	18845349812
1986-10-01	19682236917
1987-01-01	18690316719
1987-04-01	19423287322
1987-07-01	19212857449
1987-10-01	20367674689
1988-01-01	20001420145
1988-04-01	20987293536
1988-07-01	20585686138
1988-10-01	21435343431
1989-01-01	20908726963
1989-04-01	21545913965
1989-07-01	21033162744
1989-10-01	22070348020
1990-01-01	21959632714
1990-04-01	22616220221
1990-07-01	22094163103
1990-10-01	22866139073
1991-01-01	22164012429
1991-04-01	22700079437
1991-07-01	22240066415
1991-10-01	23049830486
1992-01-01	23022450547
1992-04-01	23304016106
1992-07-01	22543570982
1992-10-01	22911203157
1993-01-01	21884312704
1993-04-01	21930241969
1993-07-01	20320589254
1993-10-01	20734315922
1994-01-01	20105790640
1994-04-01	21211480147
1994-07-01	20131981408
1994-10-01	21258411419
1995-01-01	20633670780
1995-04-01	21547122178
1995-07-01	20214865723
1995-10-01	20977077380
1996-01-01	19768662759
1996-04-01	20374309544
1996-07-01	19203693771
1996-10-01	19775821958
1997-01-01	18823336287
1997-04-01	19649022712
1997-07-01	18517884737
1997-10-01	19289214977
1998-01-01	18487816202
1998-04-01	19382243164
1998-07-01	18569634897
1998-10-01	19496661655
1999-01-01	18947925472
1999-04-01	20132654955
1999-07-01	19368832278
1999-10-01	20360889322
2000-01-01	20112474557
2000-04-01	21089617194
2000-07-01	20196121282
2000-10-01	21344258111
2001-01-01	21072075118
2001-04-01	21933740552
2001-07-01	20903357087
2001-10-01	21692488346
2002-01-01	21022569482
2002-04-01	21729208425
2002-07-01	20516520376
2002-10-01	21219346257
2003-01-01	20562177683
2003-04-01	21378967038
2003-07-01	20485899794
2003-10-01	21340853234
2004-01-01	20774276319
2004-04-01	21745350811
2004-07-01	20812500560
2004-10-01	21776945405
2005-01-01	21374383987
2005-04-01	22440184818
2005-07-01	21442096708
2005-10-01	22289334486
2006-01-01	21779744854
2006-04-01	22854310003
2006-07-01	21825918006
2006-10-01	23050027136
2007-01-01	22748850428
2007-04-01	23786619888
2007-07-01	22798170915
2007-10-01	23977988118
2008-01-01	23402593180
2008-04-01	24071062643
2008-07-01	22707888123
2008-10-01	23208020959
2009-01-01	22412098319
2009-04-01	23039014643
2009-07-01	21659419628
2009-10-01	22113248299
2010-01-01	21176952123
2010-04-01	21956349919
2010-07-01	20784706173
2010-10-01	21292078856
2011-01-01	20734783961
2011-04-01	21693494192