Quarter US Dollars, Sum Over Component Sub-periods 2002-01-01 -135880000.0000000 2002-04-01 171050000.0000000 2002-07-01 -7870000.0000000 2002-10-01 4211970000.0000005 2003-01-01 -4335960000.0000000 2003-04-01 -3822280000.0000000 2003-07-01 595470000.0000000 2003-10-01 3064000000.0000000 2004-01-01 -1016370000.0000000 2004-04-01 -1812690000.0000000 2004-07-01 6370150000.0000000 2004-10-01 6202390000.0000000 2005-01-01 3391470000.0000000 2005-04-01 -13028110000.0000000 2005-07-01 -3671920000.0000000 2005-10-01 14453100000.0000000 2006-01-01 -5870140000.0000000 2006-04-01 1923030000.0000000 2006-07-01 10297050000.0000000 2006-10-01 2337310000.0000000 2007-01-01 8616650000.0000000 2007-04-01 -6474820000.0000000 2007-07-01 10314320000.0000000 2007-10-01 649180000.0000000 2008-01-01 -17392690000.0000000 2008-04-01 -11574850000.0000000 2008-07-01 -4224120000.0000000 2008-10-01 4405050000.0000000 2009-01-01 -3927900000.0000000 2009-04-01 14295050000.0000000 2009-07-01 19430880000.0000000 2009-10-01 24743290000.0000000 2010-01-01 24960410000.0000000 2010-04-01 -26603090000.0000000 2010-07-01 14230000000.0000000 2010-10-01 15104260000.0000000 2011-01-01 5645270000.0000000 2011-04-01 2196370000.0000000 2011-07-01 7599190000.0000000 2011-10-01 2995110000.0000000 2012-01-01 7586510000.0000000