| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 19/10/29 | 4.40 | 2.33% |
| 2 | 19/10/28 | 4.30 | 1.18% |
| 3 | 19/10/27 | 4.25 | 2.41% |
| 4 | 19/10/26 | 4.15 | 0% |
| 5 | 19/10/25 | 4.15 | -1.19% |
| 6 | 19/10/24 | 4.20 | 0% |
| 7 | 19/10/23 | 4.20 | -2.33% |
| 8 | 19/10/22 | 4.30 | 2.38% |
| 9 | 19/10/21 | 4.20 | 0% |
| 10 | 19/10/20 | 4.20 | 0% |
| 11 | 19/10/19 | 4.20 | 0% |
| 12 | 19/10/18 | 4.20 | 0% |
| 13 | 19/10/17 | 4.20 | -1.18% |
| 14 | 19/10/16 | 4.25 | -3.41% |
| 15 | 19/10/15 | 4.40 | % |
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