Quarter	National Currency
1987-01-01	23248821693
1987-04-01	23876593432
1987-07-01	24244159723
1987-10-01	25220151844
1988-01-01	24031333854
1988-04-01	24966705352
1988-07-01	24959939886
1988-10-01	26230013129
1989-01-01	25636116882
1989-04-01	26382624772
1989-07-01	26360832805
1989-10-01	27658164476
1990-01-01	27147353723
1990-04-01	27815703446
1990-07-01	27788595139
1990-10-01	29493940283
1991-01-01	28095261823
1991-04-01	28856152896
1991-07-01	28876661860
1991-10-01	30606947991
1992-01-01	29231814733
1992-04-01	29487035595
1992-07-01	29432215981
1992-10-01	30944876284
1993-01-01	29132436317
1993-04-01	30153197761
1993-07-01	30337241826
1993-10-01	31386041140
1994-01-01	30194577436
1994-04-01	31086804592
1994-07-01	31300126916
1994-10-01	32931640859
1995-01-01	31659470524
1995-04-01	32595113696
1995-07-01	32764136985
1995-10-01	34527708489
1996-01-01	33073533541
1996-04-01	34411526609
1996-07-01	34575776510
1996-10-01	36280514166
1997-01-01	35511463622
1997-04-01	37068942650
1997-07-01	37168891602
1997-10-01	39200713598
1998-01-01	38212823431
1998-04-01	39627564097
1998-07-01	39446136371
1998-10-01	41351033879
1999-01-01	40608312882
1999-04-01	42048114325
1999-07-01	41811896814
1999-10-01	44531070775
2000-01-01	43058290419
2000-04-01	44465717425
2000-07-01	43772747724
2000-10-01	46018990404
2001-01-01	44475938590
2001-04-01	45588078804
2001-07-01	44549887448
2001-10-01	46344870477
2002-01-01	44029781432
2002-04-01	45235678873
2002-07-01	44311623009
2002-10-01	45960604128
2003-01-01	44751258499
2003-04-01	45485956094
2003-07-01	44813985610
2003-10-01	46595823033
2004-01-01	45504572535
2004-04-01	46723583523
2004-07-01	46612923369
2004-10-01	48287283294
2005-01-01	46991439059
2005-04-01	48060146550
2005-07-01	48472542201
2005-10-01	50208679716
2006-01-01	49207852963
2006-04-01	50844038425
2006-07-01	51136815490
2006-10-01	52694979878
2007-01-01	51745112194
2007-04-01	53422922264
2007-07-01	53797321542
2007-10-01	55043757404
2008-01-01	53671260714
2008-04-01	55197905497
2008-07-01	54814298972
2008-10-01	54905791620
2009-01-01	50694911409
2009-04-01	52075538538
2009-07-01	52204057975
2009-10-01	53119528447
2010-01-01	50788328092
2010-04-01	53052752836
2010-07-01	53397100794
2010-10-01	54850941192
2011-01-01	52441408325