Quarter	National Currency
1980-01-01	15635390316
1980-04-01	16193481459
1980-07-01	16713385645
1980-10-01	17188377934
1981-01-01	17777615260
1981-04-01	18385660995
1981-07-01	18981132078
1981-10-01	19568511805
1982-01-01	20382052286
1982-04-01	20988349669
1982-07-01	21535352657
1982-10-01	22058927600
1983-01-01	22738406259
1983-04-01	23345435603
1983-07-01	23786987284
1983-10-01	24373529408
1984-01-01	24444896938
1984-04-01	25010240862
1984-07-01	25096686385
1984-10-01	25927051942
1985-01-01	26348010156
1985-04-01	27095630085
1985-07-01	27449222223
1985-10-01	28033085257
1986-01-01	27893398390
1986-04-01	28515011152
1986-07-01	28482323466
1986-10-01	28990133179
1987-01-01	29274038668
1987-04-01	29767969570
1987-07-01	30187236719
1987-10-01	30965598807
1988-01-01	31204155390
1988-04-01	31725336464
1988-07-01	32152545335
1988-10-01	32832116462
1989-01-01	32897653284
1989-04-01	33613742594
1989-07-01	33913360425
1989-10-01	34766019100
1990-01-01	34880529951
1990-04-01	35576142899
1990-07-01	35998790438
1990-10-01	36620339261
1991-01-01	36001651998
1991-04-01	36646861167
1991-07-01	36778340704
1991-10-01	37680554336
1992-01-01	37575875996
1992-04-01	37948742884
1992-07-01	38186064545
1992-10-01	38898689786
1993-01-01	38203635134
1993-04-01	38391409172
1993-07-01	38145044293
1993-10-01	38719862813
1994-01-01	37940346325
1994-04-01	38228040252
1994-07-01	38299601691
1994-10-01	39251196021
1995-01-01	38430954851
1995-04-01	38975035745
1995-07-01	39025113348
1995-10-01	39602257863
1996-01-01	39001696753
1996-04-01	39510378655
1996-07-01	39508713616
1996-10-01	40059242310
1997-01-01	38894538805
1997-04-01	39797384648
1997-07-01	39769576986
1997-10-01	41503333859
1998-01-01	40155576938
1998-04-01	41061610023
1998-07-01	40967682504
1998-10-01	42967267232
1999-01-01	41560483309
1999-04-01	42556174635
1999-07-01	42735336128
1999-10-01	45176869933
2000-01-01	43812637640
2000-04-01	45102197165
2000-07-01	45471242377
2000-10-01	47549225199
2001-01-01	45345344044
2001-04-01	46622650080
2001-07-01	46757746384
2001-10-01	49025679213
2002-01-01	47317960514
2002-04-01	49042243644
2002-07-01	49092056757
2002-10-01	51460893969
2003-01-01	49488822066
2003-04-01	50808919453
2003-07-01	50937892148
2003-10-01	53380555222
2004-01-01	51666394632
2004-04-01	53028599283
2004-07-01	52917746605
2004-10-01	55327330715
2005-01-01	53407999229
2005-04-01	54476195992
2005-07-01	54694221356
2005-10-01	57064761466
2006-01-01	55295513216
2006-04-01	56460078826
2006-07-01	56570568299
2006-10-01	58897544595
2007-01-01	56651058975
2007-04-01	57793004953
2007-07-01	57636098667
2007-10-01	60380065758
2008-01-01	58247511987
2008-04-01	59596983276
2008-07-01	59511426949
2008-10-01	62256697232
2009-01-01	59570083312
2009-04-01	60594515988
2009-07-01	60341209878
2009-10-01	62647864632
2010-01-01	59870464009
2010-04-01	61448583492
2010-07-01	60978958447
2010-10-01	63522106959
2011-01-01	61323051260