Quarter	National Currency
1981-01-01	71142069969
1981-04-01	73586742145
1981-07-01	73896912916
1981-10-01	74680754062
1982-01-01	72013653924
1982-04-01	74800445065
1982-07-01	74780178627
1982-10-01	75174064112
1983-01-01	73032396111
1983-04-01	75103600850
1983-07-01	75575495187
1983-10-01	77059608237
1984-01-01	76435963726
1984-04-01	77903325193
1984-07-01	78611768610
1984-10-01	79632373944
1985-01-01	77772443337
1985-04-01	81779197730
1985-07-01	82093082221
1985-10-01	82678635341
1986-01-01	80689322443
1986-04-01	83496411354
1986-07-01	83700858121
1986-10-01	85034005149
1987-01-01	84017966862
1987-04-01	87600827401
1987-07-01	87058057208
1987-10-01	87479935927
1988-01-01	87954746384
1988-04-01	90639035554
1988-07-01	91040515211
1988-10-01	91691626059
1989-01-01	91211976094
1989-04-01	93956040197
1989-07-01	93338866363
1989-10-01	94428796456
1990-01-01	94681267243
1990-04-01	96984515508
1990-07-01	95875403416
1990-10-01	96417869433
1991-01-01	95279200915
1991-04-01	98582322806
1991-07-01	98257113920
1991-10-01	98083583211
1992-01-01	97693961121
1992-04-01	99271534389
1992-07-01	98219346396
1992-10-01	97659738240
1993-01-01	96537623344
1993-04-01	100541565475
1993-07-01	99568274431
1993-10-01	99616507903
1994-01-01	98913820058
1994-04-01	101992915560
1994-07-01	102341405315
1994-10-01	103198237317
1995-01-01	102959600015
1995-04-01	106362221489
1995-07-01	107330119267
1995-10-01	106061780862
1996-01-01	104982506251
1996-04-01	108213688060
1996-07-01	108057205427
1996-10-01	107260522224
1997-01-01	105432367239
1997-04-01	111070424712
1997-07-01	110684307895
1997-10-01	110658656241
1998-01-01	108344182045
1998-04-01	113527672938
1998-07-01	113055893032
1998-10-01	111508418237
1999-01-01	108642118011
1999-04-01	114570499962
1999-07-01	113504575532
1999-10-01	114936335024
2000-01-01	113884498150
2000-04-01	119988343641
2000-07-01	120700587830
2000-10-01	122075796181
2001-01-01	119232228873
2001-04-01	125135666690
2001-07-01	123356398898
2001-10-01	122185924011
2002-01-01	118225313425
2002-04-01	126544967219
2002-07-01	123977815144
2002-10-01	123684360174
2003-01-01	118988332416
2003-04-01	125668113236
2003-07-01	124146798535
2003-10-01	123947701930
2004-01-01	120556427564
2004-04-01	127965952669
2004-07-01	126079312132
2004-10-01	124788151391
2005-01-01	122677356324
2005-04-01	129834746829
2005-07-01	127561687549
2005-10-01	126705639158
2006-01-01	124186549499
2006-04-01	132173900711
2006-07-01	130153336778
2006-10-01	130155960139
2007-01-01	127556102446
2007-04-01	134545801434
2007-07-01	133285316437
2007-10-01	131392603120
2008-01-01	128571302533
2008-04-01	134001723288
2008-07-01	131689988439
2008-10-01	128208560348
2009-01-01	120763695329
2009-04-01	126350477974
2009-07-01	126941070628
2009-10-01	124251377165
2010-01-01	122318135986
2010-04-01	128516737180
2010-07-01	129725643137
2010-10-01	126672715168
2011-01-01	124705102678
2011-04-01	130207377174