| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 20/05/19 | 3.10 | 1.64% |
| 2 | 20/05/18 | 3.05 | 0% |
| 3 | 20/05/17 | 3.05 | 0% |
| 4 | 20/05/16 | 3.05 | 0% |
| 5 | 20/05/15 | 3.05 | 0% |
| 6 | 20/05/14 | 3.05 | 0% |
| 7 | 20/05/13 | 3.05 | 0% |
| 8 | 20/05/12 | 3.05 | 0% |
| 9 | 20/05/11 | 3.05 | 2.35% |
| 10 | 20/05/10 | 2.98 | 0% |
| 11 | 20/05/09 | 2.98 | 1.02% |
| 12 | 20/05/08 | 2.95 | 2.43% |
| 13 | 20/05/07 | 2.88 | 0% |
| 14 | 20/05/06 | 2.88 | 0% |
| 15 | 20/05/05 | 2.88 | % |
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