| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 18/07/22 | 2.65 | 10.42% |
| 2 | 18/07/22 | 2.40 | -17.24% |
| 3 | 18/07/21 | 2.90 | 7.41% |
| 4 | 18/07/21 | 2.70 | 12.5% |
| 5 | 18/07/21 | 2.40 | -18.64% |
| 6 | 18/07/20 | 2.95 | 7.27% |
| 7 | 18/07/20 | 2.75 | 12.24% |
| 8 | 18/07/20 | 2.45 | -16.95% |
| 9 | 18/07/19 | 2.95 | 7.27% |
| 10 | 18/07/19 | 2.75 | 12.24% |
| 11 | 18/07/19 | 2.45 | -16.95% |
| 12 | 18/07/18 | 2.95 | 7.27% |
| 13 | 18/07/18 | 2.75 | 12.24% |
| 14 | 18/07/18 | 2.45 | -16.95% |
| 15 | 18/07/17 | 2.95 | % |
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