| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 25/07/15 | 3.65 | -5.19% |
| 2 | 25/07/14 | 3.85 | 5.48% |
| 3 | 25/07/14 | 3.65 | -7.59% |
| 4 | 25/07/13 | 3.95 | 5.33% |
| 5 | 25/07/13 | 3.75 | -6.25% |
| 6 | 25/07/12 | 4.00 | 6.67% |
| 7 | 25/07/12 | 3.75 | -6.25% |
| 8 | 25/07/11 | 4.00 | 6.67% |
| 9 | 25/07/11 | 3.75 | -6.25% |
| 10 | 25/07/10 | 4.00 | 6.67% |
| 11 | 25/07/10 | 3.75 | -6.25% |
| 12 | 25/07/09 | 4.00 | 6.67% |
| 13 | 25/07/09 | 3.75 | -6.25% |
| 14 | 25/07/08 | 4.00 | 6.67% |
| 15 | 25/07/08 | 3.75 | % |
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