Quarter	Dollars
1998-01-01	-18237152900.0000000
1998-04-01	-9059837456.6665955
1998-07-01	-5906988573.3329315
1998-10-01	-52849481430.0000000
1999-01-01	-23219596480.3843990
1999-04-01	29557933632.6978000
1999-07-01	-1094755273.3210700
1999-10-01	-2085936040.1942699
2000-01-01	44182984181.2745970
2000-04-01	22726833457.2699010
2000-07-01	-16062661453.9221000
2000-10-01	-177718756.0639340
2001-01-01	24487632997.9482990
2001-04-01	11763474577.9963000
2001-07-01	-52333890078.8541030
2001-10-01	-25282542127.0351980
2002-01-01	20641635802.8298000
2002-04-01	17719827097.9826010
2002-07-01	-38160488606.0759960
2002-10-01	-15522275155.4776000
2003-01-01	-14286881463.4902000
2003-04-01	-28262472343.5634000
2003-07-01	6377656884.0131197
2003-10-01	-11397132940.2815000
2004-01-01	-32897570551.5332980
2004-04-01	-14408031145.2717000
2004-07-01	-29342190580.1469990
2004-10-01	-46240048656.7626040
2005-01-01	-17297392295.2183990
2005-04-01	-6869892360.3096304
2005-07-01	-17716290034.1412010
2005-10-01	-29461972991.4950980
2006-01-01	9053282317.3540592
2006-04-01	15279059252.9953990
2006-07-01	-6551959027.3245201
2006-10-01	-45629168708.5718990
2007-01-01	-8537550339.3821402
2007-04-01	-3460429876.5553002
2007-07-01	18289021021.6268010
2007-10-01	-8174587300.8977098
2008-01-01	32945779069.9412990
2008-04-01	53779079732.9476010
2008-07-01	48380978832.0055010
2008-10-01	38660068070.0414960