| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 21/07/12 | 3.75 | 15.38% |
| 2 | 21/07/12 | 3.25 | 20.37% |
| 3 | 21/07/12 | 2.70 | -28% |
| 4 | 21/07/11 | 3.75 | 15.38% |
| 5 | 21/07/11 | 3.25 | 18.18% |
| 6 | 21/07/11 | 2.75 | -27.63% |
| 7 | 21/07/10 | 3.80 | 15.15% |
| 8 | 21/07/10 | 3.30 | 17.86% |
| 9 | 21/07/10 | 2.80 | -27.27% |
| 10 | 21/07/09 | 3.85 | 14.93% |
| 11 | 21/07/09 | 3.35 | 19.64% |
| 12 | 21/07/09 | 2.80 | -27.27% |
| 13 | 21/07/08 | 3.85 | 14.93% |
| 14 | 21/07/08 | 3.35 | 11.67% |
| 15 | 21/07/08 | 3.00 | % |
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