日期 2007-10-12 2007-10-19 2007-10-26 2007-11-02 2007-11-09 2007-11-16 2007-11-23 2007-11-30 2007-12-07 2007-12-14 2007-12-21 1、价格 1.71 1.68 1.82 1.84 1.70 1.73 1.56 1.54 1.63 1.59 1.41