Quarter	National Currency
1970-01-01	58883996415
1970-04-01	64684417831
1970-07-01	64566369812
1970-10-01	70287633334
1971-01-01	67614422828
1971-04-01	71950247515
1971-07-01	72276238786
1971-10-01	77601942150
1972-01-01	74328777407
1972-04-01	78801346805
1972-07-01	78950748373
1972-10-01	86755140460
1973-01-01	83806530799
1973-04-01	88825847564
1973-07-01	89173800291
1973-10-01	98928614051
1974-01-01	91385736684
1974-04-01	98479014380
1974-07-01	98533684414
1974-10-01	108907705690
1975-01-01	96479655504
1975-04-01	102387241309
1975-07-01	101818563669
1975-10-01	113531625972
1976-01-01	101656770047
1976-04-01	109578341864
1976-07-01	110008437395
1976-10-01	123390298754
1977-01-01	109083745834
1977-04-01	117021392329
1977-07-01	116868941124
1977-10-01	131532675554
1978-01-01	115355589449
1978-04-01	123926028272
1978-07-01	125068895683
1978-10-01	140316357282
1979-01-01	123791029529
1979-04-01	132572993284
1979-07-01	134772346452
1979-10-01	152206448881
1980-01-01	134538516087
1980-04-01	144346376817
1980-07-01	146434468395
1980-10-01	163657220655
1981-01-01	140609169551
1981-04-01	151328759469
1981-07-01	153853546068
1981-10-01	171024995807
1982-01-01	146620952026
1982-04-01	155128222533
1982-07-01	158252998063
1982-10-01	175932949115
1983-01-01	149314353935
1983-04-01	156786417274
1983-07-01	162181323342
1983-10-01	181612547059
1984-01-01	158054202524
1984-04-01	159890187925
1984-07-01	166495773899
1984-10-01	190212093288
1985-01-01	160648020739
1985-04-01	168758259159
1985-07-01	173669287693
1985-10-01	197379953435
1986-01-01	167956489427
1986-04-01	178119029980
1986-07-01	183092078413
1986-10-01	207480120163
1987-01-01	174423305833
1987-04-01	186684290527
1987-07-01	190490995429
1987-10-01	216501802025
1988-01-01	183565983845
1988-04-01	192860923137
1988-07-01	197705507118
1988-10-01	224752434450
1989-01-01	192850978665
1989-04-01	201282958721
1989-07-01	206245131051
1989-10-01	234442047815
1990-01-01	205591528660
1990-04-01	217526991541
1990-07-01	221895048323
1990-10-01	255835767909
1991-01-01	221034915550
1991-04-01	239825443019
1991-07-01	248674219367
1991-10-01	287224502191
1992-01-01	243256813994
1992-04-01	258152626998
1992-07-01	274448473318
1992-10-01	309637801035
1993-01-01	254593703528
1993-04-01	268208250162
1993-07-01	278430374583
1993-10-01	316921000505
1994-01-01	265322188997
1994-04-01	274577714619
1994-07-01	285566958300
1994-10-01	326671551618
1995-01-01	274235339878
1995-04-01	287611775704
1995-07-01	298834320313
1995-10-01	338665301355
1996-01-01	281009517668
1996-04-01	290612150655
1996-07-01	301899027680
1996-10-01	339820777164
1997-01-01	283603753866
1997-04-01	293588031407
1997-07-01	302974078880
1997-10-01	341905709760
1998-01-01	286750109508
1998-04-01	299684772612
1998-07-01	311366090994
1998-10-01	351249343479
1999-01-01	294126254895
1999-04-01	308515654050
1999-07-01	319367264344
1999-10-01	358878833116
2000-01-01	306043313551
2000-04-01	319197458031
2000-07-01	330841530923
2000-10-01	370337450424
2001-01-01	314402504357
2001-04-01	326044989504
2001-07-01	334941011166
2001-10-01	375003818264
2002-01-01	317080648998
2002-04-01	327604623467
2002-07-01	337768957217
2002-10-01	375126706235
2003-01-01	319184307170
2003-04-01	329385673889
2003-07-01	339876551865
2003-10-01	376039362433
2004-01-01	322748778481
2004-04-01	333420890960
2004-07-01	341291179200
2004-10-01	377623784239
2005-01-01	322602007297
2005-04-01	333169270615
2005-07-01	340028646429
2005-10-01	376066416727
2006-01-01	323683197695
2006-04-01	336810022940
2006-07-01	345811532414
2006-10-01	382628731722
2007-01-01	331062646505
2007-04-01	345352267008
2007-07-01	352536260732
2007-10-01	391464319918
2008-01-01	341491170192
2008-04-01	356378087717
2008-07-01	365626126615
2008-10-01	404712326359
2009-01-01	347203053506
2009-04-01	359079822353
2009-07-01	366506044494
2009-10-01	403920122392
2010-01-01	351353646244
2010-04-01	366824839690
2010-07-01	375248415892
2010-10-01	415392376540
2011-01-01	364989306312