 鲜花( 3)  鸡蛋( 0)
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July 10, 2007 6.25%7 t1 Y9 K: V9 y, e
December 31, 2007 6.00%0 ` e2 y& s* n: ~4 [" x \
January 23, 2008 5.75%: N( t+ P5 s; z& n# h
March 26, 2008 5.25%
( k6 u$ j& {- D2 |April 23, 2008 4.75%
) f" D' U# K2 N2 aOctober 8, 2008 4.50%+ F* V0 C5 ^! v2 k
October 10, 2008 4.25%. a% o0 u( R8 R6 D6 p+ ~; W
October 21, 2008 4.00%. R7 p- c. T, }
December 31, 2008 3.50%) @; m- E: t0 X* m, D
January 21, 2009 3.00%9 h; B. f: _. M* | R7 `/ J, L* u
March 4, 2009 2.50%
+ j- b& {% c9 |/ Z& R8 A* m rApril 22, 2009 2.25% |
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