| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 18/05/23 | 2.90 | 16% |
| 2 | 18/05/23 | 2.50 | -19.35% |
| 3 | 18/05/22 | 3.10 | 8.77% |
| 4 | 18/05/22 | 2.85 | 16.33% |
| 5 | 18/05/22 | 2.45 | -20.97% |
| 6 | 18/05/21 | 3.10 | 8.77% |
| 7 | 18/05/21 | 2.85 | 18.75% |
| 8 | 18/05/21 | 2.40 | -22.58% |
| 9 | 18/05/20 | 3.10 | 10.71% |
| 10 | 18/05/20 | 2.80 | 16.67% |
| 11 | 18/05/20 | 2.40 | -23.81% |
| 12 | 18/05/19 | 3.15 | 6.78% |
| 13 | 18/05/19 | 2.95 | 18% |
| 14 | 18/05/19 | 2.50 | -20.63% |
| 15 | 18/05/18 | 3.15 | % |
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