| 季度 | 单位：上年同期=100 |
| 2010-12 | 106.50 |
| 2010-09 | 106.00 |
| 2010-06 | 105.20 |
| 2010-03 | 104.50 |
| 2009-12 | 98.90 |
| 2009-09 | 99.50 |
| 2009-06 | 100.70 |
| 2009-03 | 102.40 |
| 2008-12 | 100.03 |
| 2008-09 | 100.26 |
| 2008-06 | 99.96 |
| 2008-03 | 99.48 |
| 2007-12 | 102.60 |
| 2007-09 | 103.80 |
| 2007-06 | 103.10 |
| 2007-03 | 102.00 |
| 2006-12 | 100.70 |
| 2006-09 | 100.10 |
| 2006-06 | 101.20 |
| 2006-03 | 101.50 |
| 2005-12 | 102.00 |
| 2005-09 | 103.20 |
| 2005-06 | 102.60 |
| 2005-03 | 103.70 |
| 2004-12 | 101.10 |
| 2004-09 | 99.80 |
| 2004-06 | 99.70 |
| 2004-03 | 99.30 |
| 2003-12 | 100.50 |
| 2003-09 | 99.10 |
| 2003-06 | 99.10 |
| 2003-03 | 100.80 |
| 2002-12 | 99.50 |
| 2002-09 | 99.30 |
| 2002-06 | 100.40 |
| 2002-03 | 98.70 |
| 2001-12 | 102.90 |
| 2001-09 | 101.30 |
| 2001-06 | 99.70 |
| 2001-03 | 98.50 |
| 2000-12 | 98.50 |
| 2000-09 | 99.30 |
| 2000-06 | 94.40 |
| 2000-03 | 92.70 |
| 1999-12 | 94.80 |
| 1999-09 | 93.20 |
| 1999-06 | 96.80 |
| 1999-03 | 96.00 |
| 1998-12 | 97.80 |
| 1998-09 | 95.30 |
| 1998-06 | 96.40 |
| 1998-03 | 98.90 |
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