Quarter	National Currency
1988-01-01	76707771073
1988-04-01	78861604231
1988-07-01	74246775564
1988-10-01	79006664852
1989-01-01	77202107497
1989-04-01	77762705184
1989-07-01	74786904554
1989-10-01	77726080003
1990-01-01	78281553213
1990-04-01	83387222976
1990-07-01	79078160693
1990-10-01	82798081429
1991-01-01	82424822162
1991-04-01	84251464516
1991-07-01	82982977501
1991-10-01	85230244538
1992-01-01	84820999684
1992-04-01	85476727171
1992-07-01	84680986728
1992-10-01	87980759381
1993-01-01	84537093238
1993-04-01	86828813827
1993-07-01	82892884465
1993-10-01	89365148027
1994-01-01	87052519743
1994-04-01	91797569714
1994-07-01	88295608107
1994-10-01	93783281737
1995-01-01	91039244399
1995-04-01	93709276011
1995-07-01	90995226310
1995-10-01	96825750298
1996-01-01	92677929909
1996-04-01	99878805766
1996-07-01	97211532459
1996-10-01	101792392007
1997-01-01	95541163981
1997-04-01	103246475138
1997-07-01	99232882410
1997-10-01	102854636989
1998-01-01	97443254700
1998-04-01	102498818543
1998-07-01	101071313124
1998-10-01	105733759430
1999-01-01	100886675881
1999-04-01	107279291293
1999-07-01	105382927523
1999-10-01	113448151786
2000-01-01	103451387450
2000-04-01	114513125319
2000-07-01	114248094966
2000-10-01	124087350335
2001-01-01	110387910883
2001-04-01	116577021373
2001-07-01	114683127245
2001-10-01	122822150349
2002-01-01	110249045615
2002-04-01	119740245243
2002-07-01	116552144836
2002-10-01	122568696384
2003-01-01	112972311002
2003-04-01	120176897180
2003-07-01	117213600312
2003-10-01	126556975923
2004-01-01	114876175908
2004-04-01	124017275232
2004-07-01	119684467341
2004-10-01	129049594928
2005-01-01	114322192187
2005-04-01	130295348018
2005-07-01	125276462668
2005-10-01	132455618635
2006-01-01	119984086869
2006-04-01	136965134022
2006-07-01	132433449322
2006-10-01	139179259334
2007-01-01	128902556411
2007-04-01	140350533081
2007-07-01	137591237596
2007-10-01	143292013161
2008-01-01	128735655506
2008-04-01	139602562500
2008-07-01	133198932959
2008-10-01	133552844309
2009-01-01	121177440074
2009-04-01	126206453249
2009-07-01	123366336778
2009-10-01	131012722064
2010-01-01	120324360691
2010-04-01	129507760002
2010-07-01	130355736049
2010-10-01	136271622903
2011-01-01	125820286458
2011-04-01	133497112350