Quarter	National Currency
1988-01-01	13477299254
1988-04-01	14234623605
1988-07-01	14233216967
1988-10-01	14654038725
1989-01-01	15309232054
1989-04-01	15971653872
1989-07-01	15540564736
1989-10-01	15563498697
1990-01-01	15724653202
1990-04-01	16756343930
1990-07-01	15967430769
1990-10-01	17581529511
1991-01-01	16005772362
1991-04-01	17471538689
1991-07-01	16637692411
1991-10-01	18759001406
1992-01-01	16876505689
1992-04-01	18162785689
1992-07-01	17108182002
1992-10-01	18630415859
1993-01-01	17055517616
1993-04-01	18156644586
1993-07-01	16919174628
1993-10-01	18551531704
1994-01-01	17353414402
1994-04-01	18678480163
1994-07-01	17624806818
1994-10-01	19303917420
1995-01-01	18024989992
1995-04-01	19446816460
1995-07-01	18400997148
1995-10-01	20475133498
1996-01-01	19441235441
1996-04-01	20886784409
1996-07-01	19505402256
1996-10-01	21019509082
1997-01-01	20018452936
1997-04-01	21569231624
1997-07-01	20275938986
1997-10-01	22066382921
1998-01-01	21334003115
1998-04-01	23468208997
1998-07-01	22495902026
1998-10-01	24080519138
1999-01-01	23632959582
1999-04-01	25738222793
1999-07-01	24413730792
1999-10-01	26132885737
2000-01-01	25607215088
2000-04-01	28144466857
2000-07-01	26768828730
2000-10-01	28894273662
2001-01-01	29035367479
2001-04-01	31434756064
2001-07-01	29973989507
2001-10-01	31666797872
2002-01-01	31831392583
2002-04-01	34230042987
2002-07-01	32583148749
2002-10-01	34087709046
2003-01-01	33370989675
2003-04-01	35700325932
2003-07-01	33677543921
2003-10-01	34906205337
2004-01-01	34388540373
2004-04-01	36142618992
2004-07-01	34837837821
2004-10-01	37039233577
2005-01-01	36498804045
2005-04-01	39220692083
2005-07-01	36953574470
2005-10-01	39670872136
2006-01-01	39684761725
2006-04-01	43095062554
2006-07-01	40100036828
2006-10-01	43690726239
2007-01-01	43515585646
2007-04-01	47650965839
2007-07-01	45012245222
2007-10-01	48624170151
2008-01-01	46466814585
2008-04-01	50570668497
2008-07-01	47916251887
2008-10-01	51007995347
2009-01-01	46775861881
2009-04-01	50672088244
2009-07-01	46666946573
2009-10-01	48031648581
2010-01-01	46179930944
2010-04-01	50805845454
2010-07-01	47518553567
2010-10-01	49942112705
2011-01-01	47792387062
2011-04-01	52655338212