Quarterly National Currency
1988-01-01 51851138066
1988-04-01 51809597082
1988-07-01 48617658370
1988-10-01 54077489211
1989-01-01 54212543928
1989-04-01 54357877976
1989-07-01 48549361950
1989-10-01 56688442454
1990-01-01 55054500520
1990-04-01 53224296853
1990-07-01 50593542595
1990-10-01 52737598511
1991-01-01 54201101448
1991-04-01 55022425906
1991-07-01 49685077875
1991-10-01 54331000326
1992-01-01 54948773934
1992-04-01 53994820585
1992-07-01 51764606098
1992-10-01 56054579120
1993-01-01 54980447812
1993-04-01 50857944878
1993-07-01 48411127267
1993-10-01 55736437655
1994-01-01 55073097356
1994-04-01 56394579625
1994-07-01 52730834468
1994-10-01 63744489520
1995-01-01 63744735202
1995-04-01 59233559448
1995-07-01 54770871526
1995-10-01 63057173451
1996-01-01 61789890112
1996-04-01 57920048596
1996-07-01 55176631311
1996-10-01 61370803590
1997-01-01 63350374295
1997-04-01 64202036258
1997-07-01 59223241536
1997-10-01 66557402711
1998-01-01 66223785269
1998-04-01 59741714110
1998-07-01 58876615512
1998-10-01 69173284811
1999-01-01 64769972431
1999-04-01 64048768310
1999-07-01 59899247886
1999-10-01 70418409571
2000-01-01 69275833870
2000-04-01 65460320024
2000-07-01 62951034141
2000-10-01 71601365073
2001-01-01 68189510717
2001-04-01 64485471434
2001-07-01 65298208144
2001-10-01 70712624816
2002-01-01 65603362026
2002-04-01 65797440442
2002-07-01 63070495405
2002-10-01 68701170424
2003-01-01 66383374852
2003-04-01 61224451232
2003-07-01 60279353530
2003-10-01 69560414949
2004-01-01 66417520124
2004-04-01 63973184014
2004-07-01 62939467922
2004-10-01 69177009956
2005-01-01 66025386893
2005-04-01 65875679326
2005-07-01 62154055789
2005-10-01 68922877992
2006-01-01 69350782718
2006-04-01 66538876318
2006-07-01 62609758070
2006-10-01 68322459180
2007-01-01 67537300784
2007-04-01 63465216008
2007-07-01 64391700372
2007-10-01 70852214920
2008-01-01 67481405000
2008-04-01 68082660275
2008-07-01 65603290883
2008-10-01 68463506644
2009-01-01 63628849927
2009-04-01 58079116467
2009-07-01 57277593786
2009-10-01 61593331145
2010-01-01 61294069358
2010-04-01 60953870604
2010-07-01 59784826032
2010-10-01 63352107929
2011-01-01 60635180856
2011-04-01 63388333624