Quarter	National Currency
1970-01-01	21720116746
1970-04-01	23353328800
1970-07-01	23295628379
1970-10-01	24718055329
1971-01-01	24362092843
1971-04-01	25614823686
1971-07-01	25425488831
1971-10-01	25948208452
1972-01-01	25969239711
1972-04-01	27447925865
1972-07-01	26896123083
1972-10-01	28447117787
1973-01-01	28962673989
1973-04-01	30802064166
1973-07-01	30433406007
1973-10-01	32383632257
1974-01-01	31327582898
1974-04-01	33923821142
1974-07-01	33556901790
1974-10-01	35038057715
1975-01-01	32462594029
1975-04-01	34062418167
1975-07-01	33429842715
1975-10-01	35561989087
1976-01-01	33952758287
1976-04-01	36780666879
1976-07-01	36413349992
1976-10-01	39422514341
1977-01-01	37246352342
1977-04-01	39811999713
1977-07-01	38732602792
1977-10-01	42362211382
1978-01-01	39077324251
1978-04-01	42274225671
1978-07-01	40996426241
1978-10-01	44757045500
1979-01-01	42468378606
1979-04-01	44988590822
1979-07-01	44357278669
1979-10-01	49223726697
1980-01-01	46029005904
1980-04-01	49039981934
1980-07-01	48207738857
1980-10-01	52684553749
1981-01-01	47041677562
1981-04-01	51055101753
1981-07-01	49941219863
1981-10-01	54612782814
1982-01-01	49225525991
1982-04-01	52289058003
1982-07-01	50900527059
1982-10-01	54835483585
1983-01-01	48862001695
1983-04-01	52560045408
1983-07-01	51605262313
1983-10-01	56866664850
1984-01-01	52817092390
1984-04-01	52623865547
1984-07-01	53279963775
1984-10-01	59924658550
1985-01-01	53466103072
1985-04-01	57190230584
1985-07-01	56335303870
1985-10-01	63213705231
1986-01-01	56163952127
1986-04-01	60414238466
1986-07-01	59333006982
1986-10-01	65976194147
1987-01-01	58988486788
1987-04-01	63040785390
1987-07-01	61468728828
1987-10-01	68771623436
1988-01-01	61407232007
1988-04-01	65158795407
1988-07-01	63383821750
1988-10-01	71325171541
1989-01-01	64172191633
1989-04-01	68427420448
1989-07-01	66234623262
1989-10-01	74575265185
1990-01-01	68955797055
1990-04-01	74460856793
1990-07-01	71408128108
1990-10-01	80442173865
1991-01-01	72608119876
1991-04-01	79168908655
1991-07-01	76581768479
1991-10-01	87942285710
1992-01-01	76358837882
1992-04-01	82404709147
1992-07-01	81737560248
1992-10-01	92067413827
1993-01-01	75133263091
1993-04-01	80055068459
1993-07-01	78177951982
1993-10-01	88928776349
1994-01-01	75661181956
1994-04-01	79863259725
1994-07-01	77764950414
1994-10-01	89396054587
1995-01-01	76924775465
1995-04-01	82649173517
1995-07-01	79620991553
1995-10-01	91518315243
1996-01-01	77964745589
1996-04-01	82429248962
1996-07-01	79363610355
1996-10-01	89891093934
1997-01-01	77712795820
1997-04-01	82779982212
1997-07-01	79340052384
1997-10-01	90580566275
1998-01-01	78281394237
1998-04-01	84754260063
1998-07-01	80894637217
1998-10-01	93027406442
1999-01-01	79284152987
1999-04-01	85438660259
1999-07-01	81180525975
1999-10-01	92415640151
2000-01-01	82773563904
2000-04-01	89834417142
2000-07-01	85270339068
2000-10-01	96469016167
2001-01-01	85905230238
2001-04-01	92213240471
2001-07-01	86472467479
2001-10-01	96704193480
2002-01-01	84913113118
2002-04-01	91306606830
2002-07-01	86504227359
2002-10-01	95604541126
2003-01-01	84618202889
2003-04-01	90834080018
2003-07-01	85914092427
2003-10-01	95242946548
2004-01-01	85659059302
2004-04-01	91289949903
2004-07-01	85698325462
2004-10-01	95566741732
2005-01-01	84514540545
2005-04-01	90545338043
2005-07-01	85055352707
2005-10-01	94951964579
2006-01-01	86266266989
2006-04-01	93208048506
2006-07-01	88440719073
2006-10-01	97471616552
2007-01-01	87098280722
2007-04-01	95672894787
2007-07-01	89185674931
2007-10-01	99950003494
2008-01-01	90747240855
2008-04-01	98972353962
2008-07-01	92015601181
2008-10-01	102190364853
2009-01-01	88568404537
2009-04-01	93803047729
2009-07-01	87062708560
2009-10-01	96389107822
2010-01-01	87404567401
2010-04-01	95783040904
2010-07-01	89364435283
2010-10-01	100339501443
2011-01-01	92450212649