| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 22/10/21 | 2.30 | -14.81% |
| 2 | 22/10/20 | 2.70 | 20% |
| 3 | 22/10/20 | 2.25 | -18.18% |
| 4 | 22/10/19 | 2.75 | 17.02% |
| 5 | 22/10/19 | 2.35 | -17.54% |
| 6 | 22/10/18 | 2.85 | 14% |
| 7 | 22/10/18 | 2.50 | -15.25% |
| 8 | 22/10/17 | 2.95 | 13.46% |
| 9 | 22/10/17 | 2.60 | -5.45% |
| 10 | 22/10/16 | 2.75 | 12.24% |
| 11 | 22/10/16 | 2.45 | -10.91% |
| 12 | 22/10/15 | 2.75 | 14.58% |
| 13 | 22/10/15 | 2.40 | -7.69% |
| 14 | 22/10/14 | 2.60 | 15.56% |
| 15 | 22/10/14 | 2.25 | % |
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