Quarter	National Currency
1970-01-01	1124906000000
1970-04-01	1905002700000
1970-07-01	1707598800000
1970-10-01	1746292500000
1971-01-01	1182285000000
1971-04-01	1829576900000
1971-07-01	1788271100000
1971-10-01	1561767000000
1972-01-01	1123564400000
1972-04-01	1580766900000
1972-07-01	1640476500000
1972-10-01	1907792100000
1973-01-01	1246515700000
1973-04-01	2116427500000
1973-07-01	2251131100000
1973-10-01	2109225700000
1974-01-01	1668011500000
1974-04-01	2458800000000
1974-07-01	2248494700000
1974-10-01	2239593800000
1975-01-01	1816598100000
1975-04-01	2798499100000
1975-07-01	2164901400000
1975-10-01	2362401300000
1976-01-01	1839901200000
1976-04-01	3059998900000
1976-07-01	2350500000000
1976-10-01	2776699900000
1977-01-01	1845802400000
1977-04-01	3401100300000
1977-07-01	3646999500000
1977-10-01	4004797800000
1978-01-01	2907497600000
1978-04-01	5092295200000
1978-07-01	4431600000000
1978-10-01	4128407200000
1979-01-01	3332918100000
1979-04-01	4872523000000
1979-07-01	4619628200000
1979-10-01	4525930800000
1980-01-01	3451632400000
1980-04-01	4869127800000
1980-07-01	4497923300000
1980-10-01	4082616500000
1981-01-01	3230807700000
1981-04-01	4234099500000
1981-07-01	4143096300000
1981-10-01	4140596400000
1982-01-01	3449400900000
1982-04-01	4921700300000
1982-07-01	4869700400000
1982-10-01	5094598400000
1983-01-01	4117796600000
1983-04-01	6172294300000
1983-07-01	6003599700000
1983-10-01	5887909400000
1984-01-01	4509525300000
1984-04-01	6544328300000
1984-07-01	6263527500000
1984-10-01	6138618900000
1985-01-01	4813204700000
1985-04-01	6803594100000
1985-07-01	6634095600000
1985-10-01	6573705700000
1986-01-01	4871227100000
1986-04-01	7089931300000
1986-07-01	6929728100000
1986-10-01	6842113600000
1987-01-01	5310190200000
1987-04-01	7442271700000
1987-07-01	7839866200000
1987-10-01	7770771900000
1988-01-01	5807791000000
1988-04-01	8453898100000
1988-07-01	8288304700000
1988-10-01	8200406300000
1989-01-01	6039406300000
1989-04-01	9133499200000
1989-07-01	9521297500000
1989-10-01	9895997000000
1990-01-01	7793801400000
1990-04-01	11704197000000
1990-07-01	11417100000000
1990-10-01	11881802000000
1991-01-01	9463909100000
1991-04-01	13179903000000
1991-07-01	12325299000000
1991-10-01	12887489000000
1992-01-01	9907280800000
1992-04-01	12904570000000
1992-07-01	12014472000000
1992-10-01	12419778000000
1993-01-01	10022995000000
1993-04-01	13681399000000
1993-07-01	13566403000000
1993-10-01	14277202000000
1994-01-01	11209702000000
1994-04-01	13991296000000
1994-07-01	13915699000000
1994-10-01	14942203000000
1995-01-01	10994319000000
1995-04-01	14475222000000
1995-07-01	15108628000000
1995-10-01	16427131000000
1996-01-01	12102541000000
1996-04-01	15518132000000
1996-07-01	15974522000000
1996-10-01	17292005000000
1997-01-01	12036191000000
1997-04-01	16016172000000
1997-07-01	16051168000000
1997-10-01	17591870000000
1998-01-01	11457394000000
1998-04-01	14695798000000
1998-07-01	14068504000000
1998-10-01	14633004000000
1999-01-01	10201607000000
1999-04-01	14057398000000
1999-07-01	13212898000000
1999-10-01	13870997000000
2000-01-01	8946806000000
2000-04-01	13415499000000
2000-07-01	12933999000000
2000-10-01	13777596000000
2001-01-01	9149799800000
2001-04-01	13609194000000
2001-07-01	14024299000000
2001-10-01	14947107000000
2002-01-01	9874529400000
2002-04-01	14090429000000
2002-07-01	13368928000000
2002-10-01	16191614000000
2003-01-01	10774504000000
2003-04-01	15409890000000
2003-07-01	14422497000000
2003-10-01	17638509000000
2004-01-01	11398147000000
2004-04-01	16079354000000
2004-07-01	14799457000000
2004-10-01	17160941000000
2005-01-01	10992525000000
2005-04-01	16346698000000
2005-07-01	14787091000000
2005-10-01	17158186000000
2006-01-01	11236801000000
2006-04-01	15954498000000
2006-07-01	15175502000000
2006-10-01	18197598000000
2007-01-01	11714207000000
2007-04-01	16419799000000
2007-07-01	15402100000000
2007-10-01	18598794000000
2008-01-01	11809805000000
2008-04-01	16188898000000
2008-07-01	15278700000000
2008-10-01	17333697000000
2009-01-01	11803806000000
2009-04-01	16703698000000
2009-07-01	15314100000000
2009-10-01	17894396000000
2010-01-01	12063205000000
2010-04-01	16832598000000
2010-07-01	15455600000000
2010-10-01	17330197000000
2011-01-01	10871807000000
2011-04-01	15551600000000
2011-07-01	14939401000000