Quarter	National Currency
1975-01-01	14351671095
1975-04-01	15017315074
1975-07-01	15635643807
1975-10-01	16060027827
1976-01-01	14077212192
1976-04-01	14953309167
1976-07-01	15863045162
1976-10-01	16824483228
1977-01-01	14393955931
1977-04-01	15027405095
1977-07-01	15719989157
1977-10-01	16750091602
1978-01-01	14763297714
1978-04-01	15606526276
1978-07-01	16033740877
1978-10-01	17562237750
1979-01-01	15726193316
1979-04-01	16800644932
1979-07-01	17211233682
1979-10-01	18805703370
1980-01-01	16641153378
1980-04-01	17333495811
1980-07-01	18767228708
1980-10-01	19658812958
1981-01-01	16761149616
1981-04-01	17916614844
1981-07-01	18646634674
1981-10-01	20083868619
1982-01-01	17029345759
1982-04-01	18262783616
1982-07-01	19248231472
1982-10-01	20788963804
1983-01-01	17607382296
1983-04-01	19042517408
1983-07-01	20029277299
1983-10-01	21282746259
1984-01-01	18306287269
1984-04-01	19483178474
1984-07-01	20468724987
1984-10-01	22172454521
1985-01-01	18795065363
1985-04-01	20423574315
1985-07-01	21079111693
1985-10-01	22741175314
1986-01-01	19082384875
1986-04-01	20518253776
1986-07-01	21906125313
1986-10-01	23458505962
1987-01-01	19872296630
1987-04-01	21554716698
1987-07-01	21754435444
1987-10-01	24373071755
1988-01-01	21061246214
1988-04-01	22510384119
1988-07-01	22871244736
1988-10-01	25286798835
1989-01-01	22102563174
1989-04-01	23741877275
1989-07-01	24445815656
1989-10-01	25996245112
1990-01-01	23252634004
1990-04-01	24354467206
1990-07-01	25063537916
1990-10-01	24879297970
1991-01-01	21748106505
1991-04-01	22887451617
1991-07-01	23379742349
1991-10-01	23527236905
1992-01-01	21020125235
1992-04-01	22188705761
1992-07-01	22320108506
1992-10-01	23058532366
1993-01-01	20542146429
1993-04-01	21879509687
1993-07-01	22670728745
1993-10-01	23297377794
1994-01-01	21263147038
1994-04-01	22757558102
1994-07-01	23705484389
1994-10-01	24430620856
1995-01-01	22269451042
1995-04-01	24089076605
1995-07-01	24187321455
1995-10-01	25240564106
1996-01-01	23145810183
1996-04-01	24593021027
1996-07-01	24956145509
1996-10-01	26584651673
1997-01-01	23673467016
1997-04-01	26117783557
1997-07-01	26743792164
1997-10-01	28750928107
1998-01-01	25276215162
1998-04-01	27501831044
1998-07-01	27951708416
1998-10-01	29618417888
1999-01-01	26746191490
1999-04-01	28578467307
1999-07-01	28849282666
1999-10-01	30715199332
2000-01-01	28467610187
2000-04-01	30187853645
2000-07-01	30733252848
2000-10-01	32356810454
2001-01-01	29748642938
2001-04-01	31215871316
2001-07-01	31274974370
2001-10-01	32401896982
2002-01-01	29770154388
2002-04-01	31927706201
2002-07-01	31843297692
2002-10-01	32981108019
2003-01-01	30358164130
2003-04-01	31820942677
2003-07-01	32235341503
2003-10-01	33547817711
2004-01-01	31303814189
2004-04-01	33173758034
2004-07-01	33341858367
2004-10-01	35302305801
2005-01-01	32509388045
2005-04-01	34085257498
2005-07-01	34485298197
2005-10-01	35702056261
2006-01-01	33866197915
2006-04-01	35536221392
2006-07-01	35744159365
2006-10-01	37448283641
2007-01-01	35674195866
2007-04-01	37755223574
2007-07-01	37997765374
2007-10-01	39853138376
2008-01-01	37038230502
2008-04-01	38801532501
2008-07-01	38352953106
2008-10-01	38379589210
2009-01-01	33671238184
2009-04-01	34764278337
2009-07-01	34773224857
2009-10-01	36182597325
2010-01-01	33627848498
2010-04-01	36412062761
2010-07-01	36065579313
2010-10-01	38552102620
2011-01-01	35490934403