Quarter	National Currency
1987-01-01	10059350299
1987-04-01	10682896651
1987-07-01	10823473393
1987-10-01	11653395257
1988-01-01	10982659884
1988-04-01	10826079382
1988-07-01	10751575167
1988-10-01	11874436373
1989-01-01	11405891845
1989-04-01	11429782046
1989-07-01	11180647965
1989-10-01	12440539593
1990-01-01	11930484947
1990-04-01	11797266289
1990-07-01	11602225159
1990-10-01	12774291488
1991-01-01	11924828680
1991-04-01	11952216784
1991-07-01	11874957498
1991-10-01	12715125032
1992-01-01	12277233797
1992-04-01	11979382753
1992-07-01	11968522483
1992-10-01	12690987969
1993-01-01	12204618883
1993-04-01	11889005710
1993-07-01	11863682879
1993-10-01	12662717065
1994-01-01	12657588737
1994-04-01	12502656165
1994-07-01	12358029686
1994-10-01	13706374894
1995-01-01	13405800572
1995-04-01	13136365538
1995-07-01	12948515514
1995-10-01	13654865295
1996-01-01	13187140246
1996-04-01	13455280082
1996-07-01	13266133792
1996-10-01	14001475523
1997-01-01	13065543844
1997-04-01	13799251725
1997-07-01	13440147521
1997-10-01	14338343927
1998-01-01	14017613940
1998-04-01	14446208555
1998-07-01	13720350059
1998-10-01	14328328562
1999-01-01	14036275861
1999-04-01	14758370925
1999-07-01	14236619334
1999-10-01	15567949812
2000-01-01	15273800775
2000-04-01	15965534419
2000-07-01	14998040234
2000-10-01	16297311431
2001-01-01	15500889632
2001-04-01	16216030519
2001-07-01	14847928019
2001-10-01	15864318539
2002-01-01	15320565884
2002-04-01	16186801610
2002-07-01	15113868382
2002-10-01	15840232919
2003-01-01	15242646989
2003-04-01	15709458066
2003-07-01	15066016837
2003-10-01	15737007935
2004-01-01	15916255155
2004-04-01	16325454460
2004-07-01	15446847581
2004-10-01	16193126688
2005-01-01	15990463271
2005-04-01	16701098697
2005-07-01	15853192548
2005-10-01	16618245484
2006-01-01	16335793950
2006-04-01	17182421900
2006-07-01	16317815811
2006-10-01	17539661295
2007-01-01	17708260428
2007-04-01	18028499195
2007-07-01	17121893388
2007-10-01	18380369544
2008-01-01	17861484759
2008-04-01	18011660227
2008-07-01	16958920973
2008-10-01	17059959571
2009-01-01	15306675635
2009-04-01	15821101771
2009-07-01	15862719256
2009-10-01	16773822974
2010-01-01	16196623708
2010-04-01	17309995327
2010-07-01	17049908494
2010-10-01	17837757903
2011-01-01	17546050027