| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 18/10/21 | 2.95 | 7.27% |
| 2 | 18/10/21 | 2.75 | 30.95% |
| 3 | 18/10/21 | 2.10 | -31.15% |
| 4 | 18/10/20 | 3.05 | 8.93% |
| 5 | 18/10/20 | 2.80 | 21.74% |
| 6 | 18/10/20 | 2.30 | -24.59% |
| 7 | 18/10/19 | 3.05 | 4.45% |
| 8 | 18/10/19 | 2.92 | 16.8% |
| 9 | 18/10/19 | 2.50 | -18.03% |
| 10 | 18/10/18 | 3.05 | 5.17% |
| 11 | 18/10/18 | 2.90 | 18.37% |
| 12 | 18/10/18 | 2.45 | -16.95% |
| 13 | 18/10/17 | 2.95 | 3.51% |
| 14 | 18/10/17 | 2.85 | 21.28% |
| 15 | 18/10/17 | 2.35 | % |
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