Quarter	National Currency
1980-01-01	1180403500000
1980-04-01	1178261100000
1980-07-01	1166310200000
1980-10-01	1255001200000
1981-01-01	1280939900000
1981-04-01	1301758100000
1981-07-01	1269535000000
1981-10-01	1348817800000
1982-01-01	1322804500000
1982-04-01	1310079500000
1982-07-01	1258451500000
1982-10-01	1280730400000
1983-01-01	1261695000000
1983-04-01	1237504500000
1983-07-01	1198094500000
1983-10-01	1262518400000
1984-01-01	1300966500000
1984-04-01	1275264400000
1984-07-01	1258635900000
1984-10-01	1304847800000
1985-01-01	1331818800000
1985-04-01	1329621300000
1985-07-01	1278014700000
1985-10-01	1332455900000
1986-01-01	1285242800000
1986-04-01	1313773100000
1986-07-01	1208201000000
1986-10-01	1270968800000
1987-01-01	1270523800000
1987-04-01	1318503300000
1987-07-01	1246377000000
1987-10-01	1337182400000
1988-01-01	1304354300000
1988-04-01	1332927700000
1988-07-01	1246865800000
1988-10-01	1353942000000
1989-01-01	1342443400000
1989-04-01	1397069300000
1989-07-01	1320387900000
1989-10-01	1396509700000
1990-01-01	1400378400000
1990-04-01	1452586000000
1990-07-01	1384462900000
1990-10-01	1497714400000
1991-01-01	1448898900000
1991-04-01	1535092600000
1991-07-01	1435658700000
1991-10-01	1563134700000
1992-01-01	1525205100000
1992-04-01	1577587600000
1992-07-01	1501061100000
1992-10-01	1600402100000
1993-01-01	1556089000000
1993-04-01	1567765600000
1993-07-01	1577413700000
1993-10-01	1638389200000
1994-01-01	1587882200000
1994-04-01	1651604200000
1994-07-01	1657270100000
1994-10-01	1734767400000
1995-01-01	1575562700000
1995-04-01	1506599400000
1995-07-01	1529682700000
1995-10-01	1601586200000
1996-01-01	1580262000000
1996-04-01	1593769200000
1996-07-01	1623307300000
1996-10-01	1717940200000
1997-01-01	1640020700000
1997-04-01	1731135300000
1997-07-01	1751218600000
1997-10-01	1841055300000
1998-01-01	1776715500000
1998-04-01	1808422000000
1998-07-01	1840065000000
1998-10-01	1889101500000
1999-01-01	1824295600000
1999-04-01	1869606900000
1999-07-01	1912572500000
1999-10-01	1986614000000
2000-01-01	1957668200000
2000-04-01	2006631700000
2000-07-01	2048110000000
2000-10-01	2081529500000
2001-01-01	1979597900000
2001-04-01	2017220600000
2001-07-01	2039336100000
2001-10-01	2069643000000
2002-01-01	1947634500000
2002-04-01	2063940800000
2002-07-01	2065108300000
2002-10-01	2107828600000
2003-01-01	2026579100000
2003-04-01	2074537300000
2003-07-01	2072166600000
2003-10-01	2139658000000
2004-01-01	2095522100000
2004-04-01	2153941500000
2004-07-01	2170880600000
2004-10-01	2242725900000
2005-01-01	2146646800000
2005-04-01	2244429400000
2005-07-01	2251915400000
2005-10-01	2328796700000
2006-01-01	2282215400000
2006-04-01	2367774400000
2006-07-01	2373625900000
2006-10-01	2429975700000
2007-01-01	2359705600000
2007-04-01	2446384200000
2007-07-01	2468478900000
2007-10-01	2529395700000
2008-01-01	2422710100000
2008-04-01	2518499200000
2008-07-01	2507372300000
2008-10-01	2509906500000
2009-01-01	2249137100000
2009-04-01	2279081300000
2009-07-01	2376516100000
2009-10-01	2457080400000
2010-01-01	2354660300000
2010-04-01	2460608500000
2010-07-01	2500339400000
2010-10-01	2575988500000
2011-01-01	2462816700000
2011-04-01	2541051000000
2011-07-01	2613991500000