Quarter	National Currency
1987-01-01	11163712177
1987-04-01	11671754575
1987-07-01	11894773211
1987-10-01	11925407908
1988-01-01	11571452675
1988-04-01	12074342223
1988-07-01	12206382429
1988-10-01	12482719980
1989-01-01	12401195080
1989-04-01	12960402576
1989-07-01	12988924874
1989-10-01	13323117772
1990-01-01	13227057432
1990-04-01	13692220071
1990-07-01	13725541404
1990-10-01	14241298575
1991-01-01	13659419813
1991-04-01	14290522062
1991-07-01	14143281990
1991-10-01	14895605954
1992-01-01	14377817314
1992-04-01	14845287787
1992-07-01	14580284550
1992-10-01	15254653410
1993-01-01	14669280774
1993-04-01	15356617963
1993-07-01	15165169985
1993-10-01	15791024843
1994-01-01	15215153838
1994-04-01	15723849933
1994-07-01	15854789170
1994-10-01	16499738083
1995-01-01	16114122401
1995-04-01	16743980967
1995-07-01	16813570971
1995-10-01	17673529108
1996-01-01	17206992096
1996-04-01	17988030721
1996-07-01	18084195558
1996-10-01	18836599580
1997-01-01	18331840805
1997-04-01	19186607670
1997-07-01	19316937019
1997-10-01	20171300127
1998-01-01	19441493515
1998-04-01	20225737196
1998-07-01	20236606717
1998-10-01	21035126410
1999-01-01	20492311897
1999-04-01	21338739807
1999-07-01	21207332752
1999-10-01	22232269870
2000-01-01	21228299622
2000-04-01	21883672625
2000-07-01	21761182281
2000-10-01	22555185006
2001-01-01	21894274451
2001-04-01	22621311828
2001-07-01	22277445717
2001-10-01	23068716055
2002-01-01	21607275798
2002-04-01	22233705318
2002-07-01	21851063937
2002-10-01	22484440905
2003-01-01	21536457963
2003-04-01	22075535527
2003-07-01	21845417682
2003-10-01	22534400297
2004-01-01	21965014598
2004-04-01	22286618993
2004-07-01	22655931341
2004-10-01	23260828669
2005-01-01	22705653060
2005-04-01	23048033178
2005-07-01	23249883514
2005-10-01	23872237772
2006-01-01	23534156509
2006-04-01	24284011022
2006-07-01	24552984844
2006-10-01	24840640392
2007-01-01	24475122490
2007-04-01	25306467606
2007-07-01	25681877374
2007-10-01	25956326824
2008-01-01	25593024448
2008-04-01	26645208507
2008-07-01	26383034450
2008-10-01	26251510382
2009-01-01	25064500231
2009-04-01	25816783148
2009-07-01	25356873513
2009-10-01	25387785670
2010-01-01	24716457206
2010-04-01	25606887190
2010-07-01	25233993870
2010-10-01	25506850265
2011-01-01	24925037535