Quarter	National Currency
1980-01-01	8815327333.2
1980-04-01	8518578437.5
1980-07-01	7835138981.1
1980-10-01	8395885509.0
1981-01-01	8231431727.7
1981-04-01	8263679055.9
1981-07-01	7911408868.2
1981-10-01	8648323670.2
1982-01-01	8332931382.1
1982-04-01	8615894446.5
1982-07-01	8051706480.3
1982-10-01	8686375263.4
1983-01-01	8610582244.0
1983-04-01	8780354587.9
1983-07-01	8316134779.7
1983-10-01	9078639840.5
1984-01-01	9090832286.4
1984-04-01	9056518657.1
1984-07-01	8614221483.2
1984-10-01	9456616377.0
1985-01-01	9329147960.5
1985-04-01	9453584190.5
1985-07-01	9135568676.4
1985-10-01	9902730333.3
1986-01-01	9668568212.3
1986-04-01	9656395260.3
1986-07-01	9109420188.6
1986-10-01	9613464814.0
1987-01-01	9471436099.9
1987-04-01	9481169872.1
1987-07-01	9040751301.0
1987-10-01	9780294270.8
1988-01-01	9935908675.5
1988-04-01	9926795343.0
1988-07-01	9595575811.8
1988-10-01	10394026393.0
1989-01-01	10572352721.0
1989-04-01	10596080088.0
1989-07-01	10083763596.0
1989-10-01	10968082582.0
1990-01-01	11114342052.0
1990-04-01	10924232171.0
1990-07-01	10213990649.0
1990-10-01	11095752228.0
1991-01-01	10987769057.0
1991-04-01	10893811983.0
1991-07-01	10075001067.0
1991-10-01	10895761131.0
1992-01-01	10934639094.0
1992-04-01	10706162668.0
1992-07-01	9963592236.8
1992-10-01	10452576522.0
1993-01-01	10309391606.0
1993-04-01	10260427158.0
1993-07-01	9549573612.2
1993-10-01	10322638864.0
1994-01-01	10586541889.0
1994-04-01	10645318213.0
1994-07-01	9912957093.9
1994-10-01	10897032171.0
1995-01-01	11173842258.0
1995-04-01	11060636468.0
1995-07-01	10325713010.0
1995-10-01	10995789216.0
1996-01-01	11096140018.0
1996-04-01	11148436931.0
1996-07-01	10762247476.0
1996-10-01	11541483966.0
1997-01-01	11663474183.0
1997-04-01	11941775983.0
1997-07-01	11536665243.0
1997-10-01	12221764874.0
1998-01-01	12190098437.0
1998-04-01	12242570916.0
1998-07-01	11707206817.0
1998-10-01	12268359312.0
1999-01-01	12134747742.0
1999-04-01	12267276512.0
1999-07-01	11841917278.0
1999-10-01	12614635201.0
2000-01-01	12756872148.0
2000-04-01	12944918704.0
2000-07-01	12403795833.0
2000-10-01	13121962406.0
2001-01-01	13128617301.0
2001-04-01	13007786918.0
2001-07-01	12267016225.0
2001-10-01	12825114076.0
2002-01-01	12780929366.0
2002-04-01	12906373423.0
2002-07-01	12313653808.0
2002-10-01	12807784984.0
2003-01-01	12700489836.0
2003-04-01	12598382990.0
2003-07-01	12198339734.0
2003-10-01	12816843445.0
2004-01-01	12832324061.0
2004-04-01	12990783415.0
2004-07-01	12770336888.0
2004-10-01	13265764994.0
2005-01-01	12924166700.0
2005-04-01	13143828308.0
2005-07-01	12652410816.0
2005-10-01	13220594176.0
2006-01-01	13220922409.0
2006-04-01	13256585939.0
2006-07-01	12715449424.0
2006-10-01	13437842831.0
2007-01-01	13571664359.0
2007-04-01	13657373447.0
2007-07-01	13126979127.0
2007-10-01	13796286715.0
2008-01-01	13769050034.0
2008-04-01	13806979629.0
2008-07-01	13151773225.0
2008-10-01	13100294477.0
2009-01-01	12411595941.0
2009-04-01	12408440926.0
2009-07-01	12179493325.0
2009-10-01	12751845608.0
2010-01-01	12785470731.0
2010-04-01	13001246127.0
2010-07-01	12642831497.0
2010-10-01	13264108858.0
2011-01-01	13320025067.0