Quarter	National Currency
1980-01-01	38577736430
1980-04-01	40751116014
1980-07-01	41716684714
1980-10-01	43143531288
1981-01-01	38588379707
1981-04-01	41048801650
1981-07-01	42438733536
1981-10-01	43898626406
1982-01-01	39477031512
1982-04-01	41999120315
1982-07-01	43450564086
1982-10-01	44831417323
1983-01-01	40239774202
1983-04-01	42738208626
1983-07-01	44077012881
1983-10-01	45590205834
1984-01-01	41105090017
1984-04-01	43419314584
1984-07-01	44766905674
1984-10-01	45937874740
1985-01-01	41589581145
1985-04-01	44228013104
1985-07-01	45561380016
1985-10-01	46885876185
1986-01-01	42676999284
1986-04-01	45325683547
1986-07-01	47046322677
1986-10-01	48586388762
1987-01-01	44492599205
1987-04-01	47619483218
1987-07-01	49663661340
1987-10-01	50998493293
1988-01-01	46432809188
1988-04-01	49575481621
1988-07-01	51903059770
1988-10-01	53103297606
1989-01-01	48505304148
1989-04-01	51876727315
1989-07-01	53751579870
1989-10-01	55190784168
1990-01-01	49952287044
1990-04-01	53167509390
1990-07-01	55109124437
1990-10-01	56505923896
1991-01-01	51060294388
1991-04-01	54090563595
1991-07-01	55940353219
1991-10-01	57099961288
1992-01-01	51445259210
1992-04-01	54367294261
1992-07-01	55810427501
1992-10-01	56350725798
1993-01-01	50723695536
1993-04-01	53352340946
1993-07-01	55057579003
1993-10-01	56443409648
1994-01-01	51273742267
1994-04-01	54570425948
1994-07-01	56905199767
1994-10-01	58737675643
1995-01-01	53997354207
1995-04-01	57528775908
1995-07-01	57187892051
1995-10-01	57332607724
1996-01-01	55809638673
1996-04-01	56645406020
1996-07-01	57569692193
1996-10-01	58196522178
1997-01-01	57108436008
1997-04-01	57772868264
1997-07-01	59816202738
1997-10-01	60595556327
1998-01-01	59076592046
1998-04-01	60595034223
1998-07-01	62160051833
1998-10-01	62312355107
1999-01-01	61030078463
1999-04-01	63658865182
1999-07-01	65058402692
1999-10-01	65362736505
2000-01-01	64596584232
2000-04-01	66578521596
2000-07-01	67468762678
2000-10-01	69150599358
2001-01-01	67055076171
2001-04-01	69947720397
2001-07-01	69410283877
2001-10-01	70470899250
2002-01-01	68996971964
2002-04-01	72148300782
2002-07-01	70250792730
2002-10-01	73090720711
2003-01-01	71025364106
2003-04-01	74114077774
2003-07-01	72481225140
2003-10-01	73940423553
2004-01-01	73977856834
2004-04-01	75901806331
2004-07-01	75147119288
2004-10-01	77478703310
2005-01-01	76404382600
2005-04-01	79911483421
2005-07-01	77987471654
2005-10-01	80014582319
2006-01-01	79721196769
2006-04-01	83800738632
2006-07-01	81554284726
2006-10-01	83233939867
2007-01-01	83792557869
2007-04-01	88016091405
2007-07-01	85357725671
2007-10-01	87494630871
2008-01-01	86140702999
2008-04-01	89357417345
2008-07-01	86193921222
2008-10-01	87143791499
2009-01-01	84296441736
2009-04-01	86536362051
2009-07-01	84177100666
2009-10-01	85179629923
2010-01-01	83441551748
2010-04-01	86607602798
2010-07-01	84782182271
2010-10-01	86378784940
2011-01-01	84488838317
2011-04-01	87792442197