Quarter	National Currency
1988-01-01	6578233462.2
1988-04-01	6564043236.3
1988-07-01	6798980197.2
1988-10-01	6612876482.8
1989-01-01	7048983107.9
1989-04-01	7096409919.4
1989-07-01	7345407727.0
1989-10-01	7145771490.3
1990-01-01	7657423303.7
1990-04-01	7748302567.6
1990-07-01	8002454592.4
1990-10-01	7754327484.2
1991-01-01	8299854331.0
1991-04-01	8371757164.4
1991-07-01	8662839463.2
1991-10-01	8420523441.4
1992-01-01	8973129656.8
1992-04-01	9031868981.1
1992-07-01	9306620253.0
1992-10-01	8972918185.3
1993-01-01	9427579589.4
1993-04-01	9407999993.1
1993-07-01	9700026897.8
1993-10-01	9406415342.3
1994-01-01	9808908035.0
1994-04-01	9843971895.8
1994-07-01	10139429483.0
1994-10-01	9766014415.9
1995-01-01	10113837945.0
1995-04-01	10061690185.0
1995-07-01	10354475496.0
1995-10-01	9993102291.3
1996-01-01	10365912367.0
1996-04-01	10368475750.0
1996-07-01	10749404466.0
1996-10-01	10373174045.0
1997-01-01	10648873323.0
1997-04-01	10604544328.0
1997-07-01	10998042187.0
1997-10-01	10713099210.0
1998-01-01	11069975383.0
1998-04-01	11137799765.0
1998-07-01	11559550676.0
1998-10-01	11291360400.0
1999-01-01	11623471477.0
1999-04-01	11660344999.0
1999-07-01	12101047024.0
1999-10-01	11852100583.0
2000-01-01	12217515468.0
2000-04-01	12276025054.0
2000-07-01	12652061891.0
2000-10-01	12319173615.0
2001-01-01	12629343825.0
2001-04-01	12620096109.0
2001-07-01	13005217989.0
2001-10-01	12627286446.0
2002-01-01	13047320194.0
2002-04-01	13073549974.0
2002-07-01	13484574231.0
2002-10-01	13118197630.0
2003-01-01	13474622264.0
2003-04-01	13481049981.0
2003-07-01	13874683175.0
2003-10-01	13500029592.0
2004-01-01	13826559149.0
2004-04-01	13839345830.0
2004-07-01	14261595221.0
2004-10-01	13944416399.0
2005-01-01	14455175034.0
2005-04-01	14471435332.0
2005-07-01	14952589071.0
2005-10-01	14696468119.0
2006-01-01	15175233802.0
2006-04-01	15320824811.0
2006-07-01	15834827370.0
2006-10-01	15552476343.0
2007-01-01	16024359845.0
2007-04-01	16110581763.0
2007-07-01	16584221234.0
2007-10-01	16232091365.0
2008-01-01	16837235221.0
2008-04-01	16964433644.0
2008-07-01	17334332342.0
2008-10-01	16833331455.0
2009-01-01	17076457767.0
2009-04-01	17035977309.0
2009-07-01	17442813762.0
2009-10-01	16993451194.0
2010-01-01	17362756462.0
2010-04-01	17511080809.0
2010-07-01	18009476587.0
2010-10-01	17659827045.0
2011-01-01	18145694930.0