Quarter	National Currency
1970-01-01	66185945100
1970-04-01	74786242997
1970-07-01	72929509281
1970-10-01	77398283713
1971-01-01	68488326878
1971-04-01	73187628792
1971-07-01	71935118628
1971-10-01	75447230147
1972-01-01	69539668290
1972-04-01	74469744144
1972-07-01	73041319811
1972-10-01	79279614144
1973-01-01	74392424644
1973-04-01	78526319424
1973-07-01	77157640853
1973-10-01	82975367651
1974-01-01	75877569886
1974-04-01	80042580469
1974-07-01	77675074460
1974-10-01	80207328548
1975-01-01	69748572072
1975-04-01	75383353859
1975-07-01	74029716384
1975-10-01	80375696024
1976-01-01	74998087996
1976-04-01	79839581338
1976-07-01	78669100474
1976-10-01	85808806505
1977-01-01	78622155283
1977-04-01	81880672135
1977-07-01	80116847272
1977-10-01	87265756363
1978-01-01	79052370334
1978-04-01	83024039513
1978-07-01	80961235744
1978-10-01	87668651289
1979-01-01	81649788143
1979-04-01	87444420612
1979-07-01	84643071435
1979-10-01	92446238706
1980-01-01	86372094283
1980-04-01	86282930976
1980-07-01	84484762943
1980-10-01	88014061040
1981-01-01	82553966705
1981-04-01	84354820792
1981-07-01	84089455073
1981-10-01	89382922369
1982-01-01	82795167935
1982-04-01	85035413709
1982-07-01	80858856593
1982-10-01	84089218909
1983-01-01	80759609749
1983-04-01	83987925932
1983-07-01	81705585943
1983-10-01	88690769344
1984-01-01	85658137396
1984-04-01	82843240110
1984-07-01	84917615411
1984-10-01	93424302499
1985-01-01	87110720219
1985-04-01	90042864754
1985-07-01	90284718094
1985-10-01	95159088267
1986-01-01	85820747373
1986-04-01	91898163586
1986-07-01	89641259314
1986-10-01	94899327237
1987-01-01	84282862499
1987-04-01	88898653451
1987-07-01	88554626980
1987-10-01	94948186785
1988-01-01	88862927153
1988-04-01	91258905628
1988-07-01	91923429769
1988-10-01	98576998121
1989-01-01	93535639089
1989-04-01	98862981749
1989-07-01	95872874409
1989-10-01	102243986123
1990-01-01	99947680182
1990-04-01	100475748717
1990-07-01	100312607569
1990-10-01	106420492032
1991-01-01	103225841514
1991-04-01	105919484084
1991-07-01	104624114636
1991-10-01	108592103853
1992-01-01	104129937565
1992-04-01	103154218603
1992-07-01	101942841974
1992-10-01	103403714616
1993-01-01	91813069733
1993-04-01	94102170372
1993-07-01	94367524867
1993-10-01	99133361553
1994-01-01	92845123693
1994-04-01	97098283374
1994-07-01	97776360853
1994-10-01	103719345556
1995-01-01	95375651607
1995-04-01	96969325416
1995-07-01	95758537766
1995-10-01	99832496565
1996-01-01	91479529587
1996-04-01	94232554148
1996-07-01	95148837595
1996-10-01	98944437636
1997-01-01	91365417417
1997-04-01	100084997307
1997-07-01	99936710782
1997-10-01	105068770678
1998-01-01	97706038585
1998-04-01	99602410247
1998-07-01	100532681254
1998-10-01	103415313072
1999-01-01	96090047942
1999-04-01	99651108653
1999-07-01	101536400791
1999-10-01	107741482956
2000-01-01	104266173811
2000-04-01	106837106702
2000-07-01	108232143715
2000-10-01	113146193781
2001-01-01	111142594526
2001-04-01	109407330317
2001-07-01	108670023967
2001-10-01	110527358353
2002-01-01	103887078932
2002-04-01	107911574941
2002-07-01	108843905743
2002-10-01	110152381099
2003-01-01	106349022940
2003-04-01	106380978832
2003-07-01	108989926442
2003-10-01	112145633003
2004-01-01	109344989167
2004-04-01	112920754795
2004-07-01	112404514563
2004-10-01	114764640942
2005-01-01	108623341137
2005-04-01	116691564178
2005-07-01	115135196517
2005-10-01	118239898168
2006-01-01	119534292877
2006-04-01	121260770292
2006-07-01	123028088002
2006-10-01	127648963597
2007-01-01	125638399797
2007-04-01	125886187788
2007-07-01	127662724613
2007-10-01	130968000345
2008-01-01	123419705014
2008-04-01	128243402063
2008-07-01	123159393057
2008-10-01	114660193098
2009-01-01	96750263441
2009-04-01	97569525201
2009-07-01	101986407072
2009-10-01	104777260889
2010-01-01	104229095438
2010-04-01	111026886315
2010-07-01	113137268412
2010-10-01	119008988742
2011-01-01	118829224153