| 日期 | 单位：% |
| 2010-04-02 | 3.89 |
| 2010-03-26 | 4.14 |
| 2010-03-19 | 4.20 |
| 2008-05-16 | 5.05 |
| 2008-02-15 | 4.81 |
| 2008-02-08 | 4.70 |
| 2008-02-01 | 4.65 |
| 2007-12-28 | 4.95 |
| 2007-12-21 | 4.95 |
| 2007-12-14 | 4.95 |
| 2007-12-07 | 4.90 |
| 2007-11-30 | 4.90 |
| 2007-08-10 | 4.13 |
| 2007-08-03 | 4.13 |
| 2007-07-27 | 4.13 |
| 2007-07-20 | 3.93 |
| 2007-07-13 | 3.90 |
| 2007-07-06 | 3.79 |
| 2007-06-22 | 4.22 |
| 2007-06-15 | 4.03 |
| 2007-06-01 | 4.15 |
| 2007-05-25 | 4.15 |
| 2007-05-11 | 4.60 |
| 2007-05-04 | 4.69 |
| 2007-04-27 | 4.80 |
| 2007-04-20 | 4.92 |
| 2007-04-13 | 5.02 |
| 2007-04-06 | 5.00 |
| 2007-03-30 | 5.10 |
| 2007-03-23 | 5.02 |
| 2007-03-16 | 4.64 |
| 2007-03-09 | 4.78 |
| 2007-03-02 | 4.68 |
| 2007-02-23 | 4.57 |
| 2007-02-16 | 4.55 |
| 2007-01-26 | 4.95 |
| 2007-01-19 | 4.90 |
| 2007-01-12 | 4.85 |
| 2006-12-29 | 5.02 |
| 2006-12-22 | 5.10 |
| 2006-12-15 | 5.11 |
| 2006-12-08 | 5.07 |
| 2006-12-01 | 5.03 |
| 2006-11-24 | 4.93 |
| 2006-11-17 | 4.88 |
| 2006-11-10 | 4.75 |
| 2006-11-03 | 4.65 |
| 2006-10-27 | 4.46 |
| 2006-10-20 | 4.28 |
| 2006-10-06 | 4.03 |
| 2006-09-29 | 4.00 |
| 2006-09-22 | 3.80 |
| 2006-09-15 | 3.80 |
| 2006-09-01 | 3.97 |
| 2006-07-07 | 4.45 |
| 2006-06-30 | 4.57 |
| 2006-06-23 | 4.50 |
| 2006-06-16 | 4.48 |
| 2006-06-09 | 4.43 |
| 2006-06-02 | 4.45 |
| 2006-05-26 | 4.53 |
| 2006-05-19 | 4.50 |
| 2006-04-28 | 4.85 |
| 2006-04-21 | 4.80 |
| 2006-04-14 | 4.85 |
| 2006-04-07 | 4.85 |
| 2006-03-31 | 4.80 |
| 2006-03-24 | 4.65 |
| 2006-03-17 | 4.55 |
| 2006-03-10 | 4.47 |
| 2006-03-03 | 4.34 |
| 2006-02-24 | 4.30 |
| 2006-02-17 | 4.30 |
| 2006-02-10 | 4.30 |
| 2006-02-03 | 4.30 |
| 2006-01-27 | 4.25 |
| 2006-01-20 | 4.25 |
| 2006-01-13 | 4.25 |
| 2005-12-30 | 4.00 |
| 2005-12-16 | 4.50 |
| 2005-12-02 | 4.20 |
| 2005-11-25 | 4.10 |
| 2005-11-11 | 4.00 |
| 2005-11-04 | 3.90 |
| 2005-10-28 | 3.85 |
| 2005-10-21 | 3.75 |
| 2005-10-14 | 3.70 |
| 2005-10-07 | 3.70 |
| 2005-09-30 | 3.65 |
| 2005-09-23 | 3.70 |
| 2005-09-16 | 3.70 |
| 2005-09-09 | 3.70 |
| 2005-09-02 | 3.70 |
| 2005-08-26 | 3.70 |
| 2005-08-19 | 3.70 |
| 2005-08-12 | 3.70 |
| 2005-08-05 | 3.70 |
| 2005-07-29 | 3.68 |
| 2005-07-22 | 3.60 |
| 2005-07-15 | 3.60 |
| 2005-07-08 | 3.60 |
| 2005-07-01 | 3.57 |
| 2005-06-24 | 3.55 |
| 2005-06-17 | 3.50 |
| 2005-06-10 | 3.38 |
| 2005-05-27 | 3.40 |
| 2005-05-20 | 3.30 |
| 2005-05-13 | 3.30 |
| 2005-05-06 | 3.30 |
| 2005-04-29 | 3.30 |
| 2005-04-22 | 3.30 |
| 2005-04-15 | 3.25 |
| 2005-04-08 | 3.25 |
| 2005-04-01 | 3.21 |
| 2005-03-25 | 3.19 |
| 2005-03-18 | 3.19 |
| 2005-03-11 | 3.18 |
| 2005-03-04 | 3.17 |
| 2005-02-25 | 3.16 |
| 2005-02-18 | 3.20 |
| 2005-02-11 | 3.20 |
| 2005-02-04 | 3.20 |
| 2005-01-28 | 3.20 |
| 2005-01-21 | 3.06 |
| 2005-01-14 | 3.00 |
| 2004-12-10 | 2.90 |
| 2004-12-03 | 2.85 |
| 2004-11-26 | 2.84 |
| 2004-11-19 | 2.89 |
| 2004-11-12 | 2.78 |
| 2004-11-05 | 2.97 |
| 2004-10-22 | 3.62 |
| 2004-10-15 | 3.72 |
| 2004-10-08 | 3.80 |
| 2004-10-01 | 3.77 |
| 2004-09-24 | 3.75 |
| 2004-08-27 | 3.80 |
| 2004-08-20 | 3.80 |
| 2004-08-13 | 3.80 |
| 2004-08-06 | 3.75 |
| 2004-07-23 | 3.74 |
| 2004-07-16 | 3.73 |
| 2004-07-09 | 3.69 |
| 2004-06-04 | 3.75 |
| 2004-04-16 | 3.20 |
| 2004-04-09 | 2.85 |
| 2004-03-26 | 3.28 |
| 2004-03-19 | 3.30 |
| 2004-03-12 | 3.30 |
| 2004-03-05 | 3.30 |
| 2004-02-20 | 3.19 |
| 2004-02-13 | 3.35 |
| 2004-02-06 | 3.35 |
| 2004-01-30 | 3.31 |
| 2004-01-23 | 3.35 |
| 2004-01-16 | 3.37 |
| 2004-01-09 | 3.50 |
| 2003-12-26 | 3.49 |
| 2003-10-03 | 6.50 |
| 2003-09-12 | 4.50 |
| 2003-07-11 | 3.90 |
| 2003-07-04 | 3.90 |
| 2003-06-27 | 3.90 |
| 2003-06-20 | 3.79 |
| 2003-06-06 | 3.93 |
| 2003-05-30 | 3.98 |
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