Quarter	National Currency
1981-01-01	42780822210
1981-04-01	44939605326
1981-07-01	46229821606
1981-10-01	44580821944
1982-01-01	43806595559
1982-04-01	45565368147
1982-07-01	46407778002
1982-10-01	44488755468
1983-01-01	43738623676
1983-04-01	45471886811
1983-07-01	46650518784
1983-10-01	45477530577
1984-01-01	45128356735
1984-04-01	47003022273
1984-07-01	47877475864
1984-10-01	46339672593
1985-01-01	45656923642
1985-04-01	48261319608
1985-07-01	49567843190
1985-10-01	47599746644
1986-01-01	46964682938
1986-04-01	48933402147
1986-07-01	50514163359
1986-10-01	49044394214
1987-01-01	48233262152
1987-04-01	51645601754
1987-07-01	52915217336
1987-10-01	51352038860
1988-01-01	51064613833
1988-04-01	53570950600
1988-07-01	55006237561
1988-10-01	53457221238
1989-01-01	53081597959
1989-04-01	55323368768
1989-07-01	56001669663
1989-10-01	55222672956
1990-01-01	54560983173
1990-04-01	56626209800
1990-07-01	57578021483
1990-10-01	55898288064
1991-01-01	54956054793
1991-04-01	57425437468
1991-07-01	59151189519
1991-10-01	56758288042
1992-01-01	56077382154
1992-04-01	58818068345
1992-07-01	59198625369
1992-10-01	56278262190
1993-01-01	55267882985
1993-04-01	58429191782
1993-07-01	59488876570
1993-10-01	57303138230
1994-01-01	56710103786
1994-04-01	60543861012
1994-07-01	62949802638
1994-10-01	60455545878
1995-01-01	59873572949
1995-04-01	63904633360
1995-07-01	66018291030
1995-10-01	62754927618
1996-01-01	61807191480
1996-04-01	64688220207
1996-07-01	66210226913
1996-10-01	63006633418
1997-01-01	61385535724
1997-04-01	65774768036
1997-07-01	68018234256
1997-10-01	65253382175
1998-01-01	63573477452
1998-04-01	68298095071
1998-07-01	69624449319
1998-10-01	65522331817
1999-01-01	62946453257
1999-04-01	67503511204
1999-07-01	69844547687
1999-10-01	66878487414
2000-01-01	65863573209
2000-04-01	71496433775
2000-07-01	74330012272
2000-10-01	71553862536
2001-01-01	69811168097
2001-04-01	74743416855
2001-07-01	75880754462
2001-10-01	71281311442
2002-01-01	68836120131
2002-04-01	73715804330
2002-07-01	75319023956
2002-10-01	71449806786
2003-01-01	68182137852
2003-04-01	73097981811
2003-07-01	74584123645
2003-10-01	70929165755
2004-01-01	69456325937
2004-04-01	74460331156
2004-07-01	75428967574
2004-10-01	72407320569
2005-01-01	70288412792
2005-04-01	75964736249
2005-07-01	77307152194
2005-10-01	73823487206
2006-01-01	71655685101
2006-04-01	77148147729
2006-07-01	77749520586
2006-10-01	75148854468
2007-01-01	72732699846
2007-04-01	78577881457
2007-07-01	79928680917
2007-10-01	76179619761
2008-01-01	73265964256
2008-04-01	78330587975
2008-07-01	78811750261
2008-10-01	72904893234
2009-01-01	67236031365
2009-04-01	71543955698
2009-07-01	74081663280
2009-10-01	69607745651
2010-01-01	68360273889
2010-04-01	73497396098
2010-07-01	76416153121
2010-10-01	71827844751
2011-01-01	69808919341
2011-04-01	74775951776