| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 26/07/21 | 3.25 | 16.07% |
| 2 | 26/07/21 | 2.80 | -13.85% |
| 3 | 26/07/20 | 3.25 | 14.04% |
| 4 | 26/07/20 | 2.85 | -12.31% |
| 5 | 26/07/19 | 3.25 | 14.04% |
| 6 | 26/07/19 | 2.85 | -13.64% |
| 7 | 26/07/18 | 3.30 | 11.86% |
| 8 | 26/07/18 | 2.95 | -10.61% |
| 9 | 26/07/17 | 3.30 | 11.86% |
| 10 | 26/07/17 | 2.95 | -13.24% |
| 11 | 26/07/16 | 3.40 | 11.48% |
| 12 | 26/07/16 | 3.05 | -10.29% |
| 13 | 26/07/15 | 3.40 | 11.48% |
| 14 | 26/07/15 | 3.05 | -10.29% |
| 15 | 26/07/14 | 3.40 | % |
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