Quarter	National Currency
1980-01-01	3506109834.2
1980-04-01	3975413272.6
1980-07-01	4265670960.4
1980-10-01	4624279298.8
1981-01-01	3866508108.7
1981-04-01	4472644484.5
1981-07-01	4797289086.7
1981-10-01	4878831012.0
1982-01-01	4272596556.9
1982-04-01	4967868230.0
1982-07-01	5048390287.3
1982-10-01	5488819239.7
1983-01-01	4719467577.2
1983-04-01	5420149934.0
1983-07-01	5739658757.7
1983-10-01	6115203205.1
1984-01-01	5372716735.3
1984-04-01	5727504602.9
1984-07-01	6092942098.2
1984-10-01	6369857388.0
1985-01-01	5690230341.2
1985-04-01	6233780411.0
1985-07-01	6373236442.4
1985-10-01	6882778552.5
1986-01-01	6419854720.2
1986-04-01	7043132584.4
1986-07-01	7332215567.0
1986-10-01	7662463724.6
1987-01-01	6900332340.5
1987-04-01	7881146769.8
1987-07-01	8168265735.1
1987-10-01	8807792121.9
1988-01-01	7689391974.9
1988-04-01	8635951020.3
1988-07-01	8704305177.0
1988-10-01	9347908301.1
1989-01-01	8518275537.5
1989-04-01	9389414108.7
1989-07-01	9399918173.2
1989-10-01	10761426247.0
1990-01-01	9812045049.4
1990-04-01	10797611497.0
1990-07-01	10710979681.0
1990-10-01	12062369980.0
1991-01-01	10603389025.0
1991-04-01	11776874211.0
1991-07-01	11720455863.0
1991-10-01	13198148944.0
1992-01-01	11617124578.0
1992-04-01	12897684472.0
1992-07-01	12888474363.0
1992-10-01	14039998257.0
1993-01-01	12313936453.0
1993-04-01	13088767589.0
1993-07-01	13254974832.0
1993-10-01	14467554795.0
1994-01-01	12580485033.0
1994-04-01	13416266695.0
1994-07-01	13572132902.0
1994-10-01	15097634875.0
1995-01-01	13244254622.0
1995-04-01	14172359133.0
1995-07-01	14166081925.0
1995-10-01	15346117632.0
1996-01-01	14011501894.0
1996-04-01	14787296624.0
1996-07-01	14981891378.0
1996-10-01	16482567697.0
1997-01-01	14912304381.0
1997-04-01	16120419223.0
1997-07-01	16075805019.0
1997-10-01	17696125435.0
1998-01-01	15762179594.0
1998-04-01	16862276615.0
1998-07-01	16739256073.0
1998-10-01	18317090095.0
1999-01-01	16418634219.0
1999-04-01	17478186569.0
1999-07-01	17259614928.0
1999-10-01	19011777213.0
2000-01-01	17073880211.0
2000-04-01	18295553656.0
2000-07-01	18219869163.0
2000-10-01	20142998114.0
2001-01-01	18340011265.0
2001-04-01	19332467784.0
2001-07-01	19070335081.0
2001-10-01	20645810935.0
2002-01-01	18435952905.0
2002-04-01	19718192042.0
2002-07-01	19694943012.0
2002-10-01	21488894495.0
2003-01-01	19460281483.0
2003-04-01	20680510755.0
2003-07-01	20349894157.0
2003-10-01	21945445648.0
2004-01-01	19922027151.0
2004-04-01	21023458184.0
2004-07-01	20731828562.0
2004-10-01	22738639950.0
2005-01-01	20638700622.0
2005-04-01	21804085673.0
2005-07-01	21421438615.0
2005-10-01	23679578199.0
2006-01-01	21651813177.0
2006-04-01	22817935613.0
2006-07-01	22236316960.0
2006-10-01	24709799603.0
2007-01-01	22869048543.0
2007-04-01	23737714854.0
2007-07-01	23347775952.0
2007-10-01	26006859956.0
2008-01-01	24403459438.0
2008-04-01	25329580244.0
2008-07-01	24272569242.0
2008-10-01	25830243802.0
2009-01-01	22374621985.0
2009-04-01	22549954756.0
2009-07-01	21326295100.0
2009-10-01	23565364380.0
2010-01-01	20879010988.0
2010-04-01	22075515943.0
2010-07-01	20944198429.0
2010-10-01	23558004507.0
2011-01-01	20970483687.0
2011-04-01	22062899019.0