| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 19/07/27 | 4.15 | 9.21% |
| 2 | 19/07/27 | 3.80 | -11.63% |
| 3 | 19/07/26 | 4.30 | 6.17% |
| 4 | 19/07/26 | 4.05 | 8.58% |
| 5 | 19/07/26 | 3.73 | -13.26% |
| 6 | 19/07/25 | 4.30 | 6.17% |
| 7 | 19/07/25 | 4.05 | 9.46% |
| 8 | 19/07/25 | 3.70 | -13.95% |
| 9 | 19/07/24 | 4.30 | 6.17% |
| 10 | 19/07/24 | 4.05 | 12.5% |
| 11 | 19/07/24 | 3.60 | -17.24% |
| 12 | 19/07/23 | 4.35 | 4.82% |
| 13 | 19/07/23 | 4.15 | 10.67% |
| 14 | 19/07/23 | 3.75 | -15.73% |
| 15 | 19/07/22 | 4.45 | % |
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