| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 2019/5/11 | 5.90 | 0% |
| 2 | 2019/5/10 | 5.90 | 9.26% |
| 3 | 2019/5/9 | 5.40 | 1.89% |
| 4 | 2019/5/9 | 5.30 | 1.92% |
| 5 | 2019/5/9 | 5.20 | 14.29% |
| 6 | 2019/5/9 | 4.55 | -22.88% |
| 7 | 2019/5/9 | 5.90 | 9.26% |
| 8 | 2019/5/8 | 5.40 | 1.89% |
| 9 | 2019/5/8 | 5.30 | 1.92% |
| 10 | 2019/5/8 | 5.20 | 14.29% |
| 11 | 2019/5/8 | 4.55 | -22.88% |
| 12 | 2019/5/8 | 5.90 | 9.26% |
| 13 | 2019/5/7 | 5.40 | 1.89% |
| 14 | 2019/5/7 | 5.30 | % |
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