Quarter	US Dollars, Sum Over Component Sub-periods
1994-01-01	1192000000
1994-04-01	1421000000
1994-07-01	1710000000
1994-10-01	1559000000
1995-01-01	817000000
1995-04-01	766000000
1995-07-01	815000000
1995-10-01	724000000
1996-01-01	613000000
1996-04-01	811000000
1996-07-01	822000000
1996-10-01	820000000
1997-01-01	401000000
1997-04-01	555000000
1997-07-01	546000000
1997-10-01	634000000
1998-01-01	341000000
1998-04-01	537000000
1998-07-01	475000000
1998-10-01	351000000
1999-01-01	220000000
1999-04-01	188000000
1999-07-01	225000000
1999-10-01	252000000
2000-01-01	211000000
2000-04-01	182000000
2000-07-01	11224000000
2000-10-01	205000000
2001-01-01	93000000
2001-04-01	86000000
2001-07-01	118000000
2001-10-01	1850000000
2002-01-01	116000000
2002-04-01	5995000000
2002-07-01	574000000
2002-10-01	851000000
2003-01-01	247000000
2003-04-01	88000000
2003-07-01	178000000
2003-10-01	102000000
2004-01-01	561000000
2004-04-01	78000000
2004-07-01	107000000
2004-10-01	116000000
2005-01-01	122000000
2005-04-01	191000000
2005-07-01	166000000
2005-10-01	199000000
2006-01-01	173000000
2006-04-01	269000000
2006-07-01	224000000
2006-10-01	357000000
2007-01-01	271000000
2007-04-01	381000000
2007-07-01	365000000
2007-10-01	375000000
2008-01-01	367000000
2008-04-01	457000000
2008-07-01	461000000
2008-10-01	361000000
2009-01-01	326000000
2009-04-01	367000000
2009-07-01	429000000
2009-10-01	527000000
2010-01-01	307000000
2010-04-01	248000000
2010-07-01	265000000
2010-10-01	204000000
2011-01-01	173000000
2011-04-01	244000000
2011-07-01	235000000
2011-10-01	216000000
2012-01-01	159000000
2012-04-01	117000000