| 年月 | 单位：% |
| 2010-12 | 63.00 |
| 2010-11 | 54.50 |
| 2010-10 | 67.45 |
| 2010-09 | 76.10 |
| 2010-08 | 56.30 |
| 2010-07 | 41.30 |
| 2010-06 | 78.40 |
| 2010-05 | 22.55 |
| 2010-04 | 7.10 |
| 2010-03 | 39.00 |
| 2010-02 | 55.19 |
| 2010-01 | 68.57 |
| 2009-12 | 51.00 |
| 2009-11 | 100.40 |
| 2009-10 | 25.10 |
| 2009-09 | 21.90 |
| 2009-08 | 11.20 |
| 2009-07 | 1.01 |
| 2009-06 | 29.96 |
| 2009-05 | 29.40 |
| 2009-04 | 40.20 |
| 2009-03 | 0.80 |
| 2009-02 | 23.60 |
| 2009-01 | 43.73 |
| 2008-12 | 6.40 |
| 2008-11 | -29.10 |
| 2008-10 | 40.70 |
| 2008-09 | 44.60 |
| 2008-08 | 23.20 |
| 2008-07 | 29.80 |
| 2008-06 | 90.60 |
| 2008-05 | 105.30 |
| 2008-04 | 37.90 |
| 2008-03 | 4.20 |
| 2008-02 | 1.40 |
| 2007-12 | 25.90 |
| 2007-11 | 60.20 |
| 2007-10 | 33.50 |
| 2007-09 | 40.90 |
| 2007-08 | 40.70 |
| 2007-07 | 128.10 |
| 2007-06 | 24.10 |
| 2007-05 | 19.80 |
| 2007-04 | 39.20 |
| 2007-03 | 114.90 |
| 2007-02 | 69.00 |
| 2007-01 | 82.86 |
| 2003-12 | 26.55 |
| 2003-11 | 26.75 |
| 2003-10 | 30.00 |
| 2003-09 | 36.19 |
| 2003-08 | 29.32 |
| 2003-07 | 32.82 |
| 2003-06 | 18.73 |
| 2003-05 | 21.93 |
| 2003-04 | 16.58 |
| 2003-03 | 11.97 |
| 2003-02 | 9.48 |
| 2003-01 | 2.84 |
| 2002-12 | 9.96 |
| 2002-11 | 6.38 |
| 2002-10 | -20.05 |
| 2002-09 | -0.33 |
| 2002-08 | -2.70 |
| 2002-06 | -4.71 |
| 2002-05 | -9.40 |
| 2002-04 | 10.05 |
前瞻产业研究院 咨询·服务