Quarter	National Currency
1987-04-01	23154328426
1987-07-01	23268827778
1987-10-01	24426561661
1988-01-01	23668253157
1988-04-01	23314521397
1988-07-01	23330798575
1988-10-01	24213141408
1989-01-01	23757936769
1989-04-01	23572798438
1989-07-01	23295135318
1989-10-01	24382647241
1990-01-01	23528695707
1990-04-01	23192844482
1990-07-01	23324677475
1990-10-01	24823678363
1991-01-01	23426440780
1991-04-01	22944191629
1991-07-01	22958199801
1991-10-01	24364292534
1992-01-01	23577942064
1992-04-01	23264691478
1992-07-01	23013382413
1992-10-01	24592511907
1993-01-01	24121380741
1993-04-01	24216779499
1993-07-01	24640183229
1993-10-01	26277668668
1994-01-01	25716560623
1994-04-01	25478582299
1994-07-01	25831658270
1994-10-01	27691116776
1995-01-01	26892275267
1995-04-01	26718614804
1995-07-01	27033173101
1995-10-01	28787842772
1996-01-01	28069016658
1996-04-01	27798188489
1996-07-01	28133561001
1996-10-01	30122094193
1997-01-01	28743499093
1997-04-01	28820617035
1997-07-01	28929441708
1997-10-01	30472826378
1998-01-01	28891193225
1998-04-01	28631989312
1998-07-01	28775226154
1998-10-01	30662816388
1999-01-01	29551141496
1999-04-01	29291649196
1999-07-01	30391115827
1999-10-01	32592371935
2000-01-01	31451626894
2000-04-01	30778888796
2000-07-01	31313922577
2000-10-01	33215173874
2001-01-01	31819465796
2001-04-01	31682719726
2001-07-01	32270406627
2001-10-01	34703834062
2002-01-01	33271646332
2002-04-01	33181829546
2002-07-01	33882854482
2002-10-01	36452151453
2003-01-01	34756655610
2003-04-01	34349277018
2003-07-01	35352520072
2003-10-01	37717632268
2004-01-01	36523048453
2004-04-01	36290563259
2004-07-01	36836674652
2004-10-01	38813447358
2005-01-01	37582080738
2005-04-01	37771624930
2005-07-01	38337205780
2005-10-01	40034487081
2006-01-01	38497682210
2006-04-01	38062107475
2006-07-01	38429613175
2006-10-01	40301016538
2007-01-01	39155741745
2007-04-01	39097530716
2007-07-01	39723241974
2007-10-01	41972580010
2008-01-01	40146377252
2008-04-01	39428243555
2008-07-01	39507426074
2008-10-01	41092054912
2009-01-01	39104556907
2009-04-01	38739511226
2009-07-01	39009926778
2009-10-01	41205307260
2010-01-01	39603327661
2010-04-01	39198681888
2010-07-01	39405880024
2010-10-01	41486393080
2011-01-01	40016505122
2011-04-01	39594795973
2011-07-01	40067695249