| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 21/08/19 | 1.90 | -2.56% |
| 2 | 21/08/18 | 1.95 | 0% |
| 3 | 21/08/17 | 1.95 | 2.63% |
| 4 | 21/08/16 | 1.90 | 0% |
| 5 | 21/08/15 | 1.90 | 8.57% |
| 6 | 21/08/14 | 1.75 | 0% |
| 7 | 21/08/13 | 1.75 | -14.63% |
| 8 | 21/08/12 | 2.05 | -2.38% |
| 9 | 21/08/11 | 2.10 | -2.33% |
| 10 | 21/08/10 | 2.15 | 0% |
| 11 | 21/08/09 | 2.15 | 0% |
| 12 | 21/08/08 | 2.15 | 0% |
| 13 | 21/08/07 | 2.15 | 0% |
| 14 | 21/08/06 | 2.15 | 0% |
| 15 | 21/08/05 | 2.15 | % |
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