Quarter	National Currency
1988-01-01	113971557131
1988-04-01	119205899564
1988-07-01	116982893688
1988-10-01	120198589489
1989-01-01	120834786904
1989-04-01	124364356778
1989-07-01	120629127565
1989-10-01	122344884765
1990-01-01	119694353042
1990-04-01	129973022150
1990-07-01	123751504818
1990-10-01	135401939128
1991-01-01	121944790860
1991-04-01	134453082508
1991-07-01	128447926975
1991-10-01	141024425039
1992-01-01	127267096428
1992-04-01	139026173815
1992-07-01	132716062718
1992-10-01	143549534569
1993-01-01	129425028702
1993-04-01	139747791000
1993-07-01	133580509264
1993-10-01	144195221669
1994-01-01	131730779893
1994-04-01	143481008636
1994-07-01	138265405640
1994-10-01	149277498904
1995-01-01	137985068454
1995-04-01	150650071038
1995-07-01	144467226729
1995-10-01	155709194335
1996-01-01	144868121327
1996-04-01	159723173444
1996-07-01	152747928340
1996-10-01	163594812160
1997-01-01	151008642236
1997-04-01	166020418785
1997-07-01	158661287030
1997-10-01	171336316488
1998-01-01	159875873561
1998-04-01	172106114679
1998-07-01	169894072838
1998-10-01	182030004083
1999-01-01	168872014123
1999-04-01	181392088287
1999-07-01	177113348971
1999-10-01	187428377329
2000-01-01	176886956520
2000-04-01	190905111589
2000-07-01	184070450300
2000-10-01	195574869594
2001-01-01	185882751149
2001-04-01	200830399522
2001-07-01	193265751864
2001-10-01	204597181433
2002-01-01	194119076792
2002-04-01	210216648173
2002-07-01	201420730481
2002-10-01	210325966584
2003-01-01	199036834889
2003-04-01	215259725977
2003-07-01	206375587907
2003-10-01	216266821925
2004-01-01	205816211499
2004-04-01	218528451484
2004-07-01	212631340979
2004-10-01	222123616007
2005-01-01	213812706013
2005-04-01	230371942393
2005-07-01	219728014674
2005-10-01	233086791629
2006-01-01	223759611935
2006-04-01	244089810977
2006-07-01	230243828364
2006-10-01	248900739651
2007-01-01	238726863346
2007-04-01	258057232691
2007-07-01	245139764402
2007-10-01	262975045051
2008-01-01	252827888489
2008-04-01	270586276534
2008-07-01	259094800970
2008-10-01	275153659338
2009-01-01	256913109356
2009-04-01	272348560479
2009-07-01	256634543260
2009-10-01	264454352808
2010-01-01	255559077127
2010-04-01	273677447836
2010-07-01	259508431054
2010-10-01	268305956827
2011-01-01	259540582895
2011-04-01	276528461614