Quarter	National Currency
1980-01-01	3827639808.5
1980-04-01	4251652029.0
1980-07-01	4510701973.4
1980-10-01	4829529910.1
1981-01-01	4131901191.9
1981-04-01	4668416579.4
1981-07-01	4944359546.1
1981-10-01	4994603582.0
1982-01-01	4415197428.9
1982-04-01	5026049019.3
1982-07-01	5086389981.2
1982-10-01	5481619475.5
1983-01-01	4785799247.6
1983-04-01	5416309066.3
1983-07-01	5691471751.1
1983-10-01	6008457603.8
1984-01-01	5300719057.7
1984-04-01	5578248174.2
1984-07-01	5853931447.0
1984-10-01	6037679027.1
1985-01-01	5340962559.1
1985-04-01	5780163173.4
1985-07-01	5877032380.4
1985-10-01	6334852227.0
1986-01-01	5934019273.9
1986-04-01	6517022582.9
1986-07-01	6793543026.7
1986-10-01	7104565840.3
1987-01-01	6420354362.8
1987-04-01	7314269474.2
1987-07-01	7572813272.3
1987-10-01	8146288357.7
1988-01-01	7117621492.7
1988-04-01	7972163012.2
1988-07-01	8036278689.0
1988-10-01	8630317599.9
1989-01-01	7893391574.2
1989-04-01	8703137614.6
1989-07-01	8732718976.9
1989-10-01	9991236163.9
1990-01-01	9152145720.2
1990-04-01	10064515974.0
1990-07-01	9996590214.4
1990-10-01	11228707199.0
1991-01-01	9901534044.3
1991-04-01	10964953447.0
1991-07-01	10910304838.0
1991-10-01	12248479491.0
1992-01-01	10807251821.0
1992-04-01	11967701719.0
1992-07-01	11958648731.0
1992-10-01	13006183966.0
1993-01-01	11441810025.0
1993-04-01	12140092305.0
1993-07-01	12276278122.0
1993-10-01	13353802376.0
1994-01-01	11606328154.0
1994-04-01	12343951836.0
1994-07-01	12475526023.0
1994-10-01	13862907594.0
1995-01-01	12192439586.0
1995-04-01	13091899343.0
1995-07-01	13041208921.0
1995-10-01	14214917521.0
1996-01-01	12902201096.0
1996-04-01	13665109482.0
1996-07-01	13863268866.0
1996-10-01	15337895714.0
1997-01-01	13876589594.0
1997-04-01	14949611863.0
1997-07-01	14963909034.0
1997-10-01	16537772938.0
1998-01-01	14676470161.0
1998-04-01	15741015690.0
1998-07-01	15673582949.0
1998-10-01	17233367828.0
1999-01-01	15346772701.0
1999-04-01	16349881590.0
1999-07-01	16197486192.0
1999-10-01	17927435944.0
2000-01-01	15996102520.0
2000-04-01	17185025922.0
2000-07-01	17172447343.0
2000-10-01	19066668250.0
2001-01-01	17272535700.0
2001-04-01	18230402747.0
2001-07-01	18014934692.0
2001-10-01	19556725644.0
2002-01-01	17362620372.0
2002-04-01	18579752663.0
2002-07-01	18606658641.0
2002-10-01	20369726324.0
2003-01-01	18322172816.0
2003-04-01	19498801535.0
2003-07-01	19234005711.0
2003-10-01	20772784778.0
2004-01-01	18750269289.0
2004-04-01	19805299694.0
2004-07-01	19610859573.0
2004-10-01	21487658003.0
2005-01-01	19391541794.0
2005-04-01	20522013716.0
2005-07-01	20229239843.0
2005-10-01	22372308937.0
2006-01-01	20378151829.0
2006-04-01	21501201136.0
2006-07-01	21000140447.0
2006-10-01	23299777804.0
2007-01-01	21435877546.0
2007-04-01	22285868897.0
2007-07-01	22016951167.0
2007-10-01	24588107784.0
2008-01-01	23026690907.0
2008-04-01	23828063798.0
2008-07-01	22898648104.0
2008-10-01	24297321925.0
2009-01-01	20875833106.0
2009-04-01	21000037635.0
2009-07-01	19950701081.0
2009-10-01	21947584536.0
2010-01-01	19338756410.0
2010-04-01	20421824918.0
2010-07-01	19522772904.0
2010-10-01	21838226162.0
2011-01-01	19359786867.0
2011-04-01	20370300300.0