| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 19/02/01 | 2.95 | 0% |
| 2 | 19/01/31 | 2.95 | 0% |
| 3 | 19/01/30 | 2.95 | 0% |
| 4 | 19/01/29 | 2.95 | 1.72% |
| 5 | 19/01/28 | 2.90 | 0% |
| 6 | 19/01/27 | 2.90 | 0% |
| 7 | 19/01/26 | 2.90 | 3.57% |
| 8 | 19/01/25 | 2.80 | 1.82% |
| 9 | 19/01/24 | 2.75 | -1.79% |
| 10 | 19/01/23 | 2.80 | 0% |
| 11 | 19/01/22 | 2.80 | -1.75% |
| 12 | 19/01/21 | 2.85 | 0% |
| 13 | 19/01/20 | 2.85 | 0% |
| 14 | 19/01/19 | 2.85 | 0% |
| 15 | 19/01/18 | 2.85 | % |
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