| 年月 | 单位：万股 |
| 2008-05 | 11.29 |
| 2008-04 | 6.68 |
| 2008-03 | 10.06 |
| 2008-02 | 4.12 |
| 2008-01 | 35.26 |
| 2007-12 | 40.48 |
| 2007-11 | 25.89 |
| 2007-10 | 23.46 |
| 2007-09 | 49.71 |
| 2007-08 | 19.31 |
| 2007-07 | 4.98 |
| 2007-06 | 26.09 |
| 2007-05 | 9.25 |
| 2007-04 | 10.91 |
| 2007-03 | 15.65 |
| 2007-02 | 5.81 |
| 2007-01 | 12.09 |
| 2006-12 | 48.26 |
| 2006-11 | 39.17 |
| 2006-10 | 12.42 |
| 2006-09 | 21.48 |
| 2006-08 | 8.54 |
| 2006-07 | 2.98 |
| 2006-06 | 34.55 |
| 2006-05 | 2.58 |
| 2006-04 | 0.00 |
| 2006-03 | 0.00 |
| 2006-02 | 0.00 |
| 2006-01 | 0.00 |
| 2005-12 | 0.00 |
| 2005-11 | 0.00 |
| 2005-10 | 0.00 |
| 2005-09 | 0.00 |
| 2005-08 | 0.00 |
| 2005-07 | 0.00 |
| 2005-06 | 0.00 |
| 2005-05 | 0.00 |
| 2005-04 | 50.00 |
| 2005-03 | 0.00 |
| 2005-02 | 0.00 |
| 2005-01 | 3.30 |
| 2004-12 | 3.09 |
| 2004-11 | 0.00 |
| 2004-10 | 0.00 |
| 2004-09 | 0.69 |
| 2004-08 | 1.52 |
| 2004-07 | 6.29 |
| 2004-05 | 0.00 |
| 2004-04 | 0.21 |
| 2004-03 | 0.00 |
| 2004-02 | 0.00 |
| 2004-01 | 1.22 |
| 2003-12 | 0.95 |
| 2003-11 | 0.00 |
| 2003-10 | 0.90 |
| 2003-09 | 1.15 |
| 2003-08 | 0.99 |
| 2003-07 | 0.16 |
| 2003-06 | 1.07 |
| 2003-05 | 0.00 |
| 2003-04 | 0.32 |
| 2003-03 | 0.00 |
| 2003-02 | 1.12 |
| 2003-01 | 3.45 |
| 2002-12 | 1.38 |
| 2002-11 | 1.85 |
| 2002-10 | 0.48 |
| 2002-09 | 0.73 |
| 2002-08 | 0.21 |
| 2002-07 | 0.00 |
| 2002-06 | 2.10 |
| 2002-05 | 1.36 |
| 2002-04 | 2.41 |
| 2002-03 | 4.70 |
| 2002-02 | 1.45 |
| 2002-01 | 0.36 |
| 2001-12 | 0.00 |
| 2001-11 | 0.00 |
| 2001-10 | 0.00 |
| 2001-09 | 0.00 |
| 2001-08 | 0.00 |
| 2001-07 | 0.00 |
| 2001-06 | 0.00 |
| 2001-05 | 0.00 |
| 2001-04 | 0.00 |
| 2001-03 | 0.00 |
| 2001-02 | 0.00 |
| 2001-01 | 0.00 |
| 2000-12 | 0.00 |
| 2000-11 | 0.00 |
| 2000-10 | 0.00 |
| 2000-09 | 0.00 |
| 2000-08 | 0.00 |
| 2000-07 | 0.00 |
| 2000-06 | 0.00 |
| 2000-05 | 0.00 |
| 2000-04 | 0.00 |
| 2000-03 | 0.00 |
| 2000-02 | 0.00 |
| 2000-01 | 0.00 |
| 1998-12 | 0.00 |
| 1998-11 | 0.00 |
| 1998-10 | 0.00 |
| 1998-09 | 0.00 |
| 1998-08 | 0.00 |
| 1998-07 | 0.00 |
| 1998-06 | 0.00 |
| 1998-05 | 0.00 |
| 1998-04 | 0.00 |
| 1998-03 | 0.00 |
| 1998-02 | 0.00 |
| 1998-01 | 0.00 |
| 1997-12 | 0.00 |
| 1997-11 | 0.00 |
| 1997-10 | 0.00 |
| 1997-09 | 0.00 |
| 1997-08 | 0.00 |
| 1997-07 | 0.00 |
| 1997-06 | 0.00 |
| 1997-05 | 0.00 |
| 1997-04 | 0.00 |
| 1997-03 | 0.00 |
| 1997-02 | 0.00 |
| 1997-01 | 0.00 |
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