Quarter	National Currency
1987-01-01	42719063459
1987-04-01	44040999766
1987-07-01	43294186785
1987-10-01	47054967923
1988-01-01	45344980985
1988-04-01	45462090193
1988-07-01	44123790441
1988-10-01	48683264071
1989-01-01	47498229948
1989-04-01	48130217407
1989-07-01	45989282869
1989-10-01	51085727529
1990-01-01	49670326453
1990-04-01	49770984113
1990-07-01	47813623230
1990-10-01	53715818866
1991-01-01	50639535570
1991-04-01	51555208721
1991-07-01	49552680836
1991-10-01	54986370092
1992-01-01	52637857492
1992-04-01	51761494105
1992-07-01	49944339894
1992-10-01	54953753929
1993-01-01	52223491015
1993-04-01	52119264663
1993-07-01	50885666490
1993-10-01	55466853563
1994-01-01	53658006206
1994-04-01	54085725241
1994-07-01	52748362886
1994-10-01	58035573593
1995-01-01	56180617489
1995-04-01	55969630215
1995-07-01	54761977564
1995-10-01	59616178832
1996-01-01	57425910273
1996-04-01	58494684780
1996-07-01	57134269243
1996-10-01	61897103990
1997-01-01	59657289757
1997-04-01	61289662533
1997-07-01	59714066922
1997-10-01	65033530255
1998-01-01	63471009755
1998-04-01	64316032271
1998-07-01	62382116098
1998-10-01	67346778645
1999-01-01	66397328921
1999-04-01	67479308166
1999-07-01	65456718905
1999-10-01	72160385413
2000-01-01	70602880133
2000-04-01	71543749630
2000-07-01	68318045525
2000-10-01	74396814356
2001-01-01	72509298714
2001-04-01	73157997647
2001-07-01	69360633344
2001-10-01	74821097964
2002-01-01	71869911728
2002-04-01	72692731520
2002-07-01	69552076688
2002-10-01	74217984377
2003-01-01	72416811854
2003-04-01	71875264569
2003-07-01	69342776417
2003-10-01	74398987221
2004-01-01	73720181969
2004-04-01	73834444093
2004-07-01	71862112020
2004-10-01	76828529358
2005-01-01	75097803110
2005-04-01	75916236748
2005-07-01	74041712890
2005-10-01	78924054773
2006-01-01	78456320305
2006-04-01	79004839767
2006-07-01	76968748331
2006-10-01	81913261753
2007-01-01	81131808951
2007-04-01	82202114963
2007-07-01	81155501300
2007-10-01	86834950175
2008-01-01	84716458295
2008-04-01	85169881068
2008-07-01	82440016509
2008-10-01	85161728175
2009-01-01	79352945509
2009-04-01	78886122964
2009-07-01	78107027011
2009-10-01	82400985394
2010-01-01	79769236509
2010-04-01	81240715830
2010-07-01	80072172909
2010-10-01	85214770449
2011-01-01	82910010900