| 年月 | 单位：% |
| 2006-12 | 56.70 |
| 2006-11 | 62.10 |
| 2006-10 | 68.40 |
| 2006-09 | 77.40 |
| 2006-08 | 87.60 |
| 2006-07 | 96.00 |
| 2006-06 | 113.50 |
| 2006-05 | 136.00 |
| 2006-04 | 139.80 |
| 2006-03 | 150.10 |
| 2006-02 | 181.50 |
| 2006-01 | 305.90 |
| 2005-12 | 413.10 |
| 2005-11 | 384.60 |
| 2005-10 | 380.60 |
| 2005-09 | 340.60 |
| 2005-08 | 312.40 |
| 2005-07 | 292.80 |
| 2005-06 | 261.60 |
| 2005-05 | 231.40 |
| 2005-04 | 223.10 |
| 2005-03 | 180.30 |
| 2005-02 | 108.50 |
| 2005-01 | 3.10 |
| 2004-12 | -2.40 |
| 2004-11 | -1.60 |
| 2004-10 | -7.60 |
| 2004-09 | -8.30 |
| 2004-08 | -9.50 |
| 2004-07 | -18.80 |
| 2004-06 | -21.80 |
| 2004-05 | -26.20 |
| 2004-04 | -29.80 |
| 2004-03 | -37.80 |
| 2004-02 | -47.50 |
| 2004-01 | -64.80 |
| 2003-12 | -31.60 |
| 2003-11 | -32.80 |
| 2003-10 | -32.50 |
| 2003-09 | -29.90 |
| 2003-08 | -29.60 |
| 2003-07 | -24.00 |
| 2003-06 | -18.10 |
| 2003-05 | -16.50 |
| 2003-04 | -9.00 |
| 2003-03 | -3.70 |
| 2003-02 | 1.30 |
| 2003-01 | 11.90 |
| 2002-12 | -1.20 |
| 2002-11 | 0.20 |
| 2002-10 | 2.80 |
| 2002-09 | 1.50 |
| 2002-08 | 1.80 |
| 2002-07 | 5.10 |
| 2002-06 | -0.20 |
| 2002-05 | -0.90 |
| 2002-04 | -11.50 |
| 2002-03 | -3.70 |
| 2002-02 | 7.60 |
| 2002-01 | 15.50 |
| 2001-12 | 16.10 |
| 2001-11 | 13.70 |
| 2001-10 | 16.00 |
| 2001-09 | 15.30 |
| 2001-08 | 15.70 |
| 2001-07 | 17.60 |
| 2001-06 | 24.10 |
| 2001-05 | 31.20 |
| 2001-04 | 56.50 |
| 2001-03 | 40.50 |
| 2001-02 | 50.80 |
| 2001-01 | 14.90 |
| 2000-12 | 27.20 |
| 2000-11 | 33.90 |
| 2000-10 | 28.40 |
| 2000-09 | 38.30 |
| 2000-08 | 41.20 |
| 2000-07 | 37.50 |
| 2000-06 | 39.80 |
| 2000-05 | 29.80 |
| 2000-04 | 23.90 |
| 2000-03 | 29.10 |
| 2000-02 | 29.80 |
| 2000-01 | 25.20 |
| 1999-12 | -5.00 |
| 1999-11 | -1.70 |
| 1999-10 | -3.10 |
| 1999-09 | -9.70 |
| 1999-08 | -11.20 |
| 1999-07 | -16.90 |
| 1999-06 | -21.20 |
| 1999-05 | -16.10 |
| 1999-04 | -25.50 |
| 1999-03 | -23.90 |
| 1999-02 | -44.70 |
| 1999-01 | -34.70 |
前瞻产业研究院 咨询·服务