| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 22/12/20 | 5.25 | -16% |
| 2 | 22/12/19 | 6.25 | 26.26% |
| 3 | 22/12/19 | 4.95 | -34% |
| 4 | 22/12/18 | 7.50 | 11.11% |
| 5 | 22/12/18 | 6.75 | 3.05% |
| 6 | 22/12/17 | 6.55 | 5.65% |
| 7 | 22/12/17 | 6.20 | 22.77% |
| 8 | 22/12/16 | 5.05 | 8.6% |
| 9 | 22/12/16 | 4.65 | 14.81% |
| 10 | 22/12/15 | 4.05 | 8% |
| 11 | 22/12/15 | 3.75 | 2.74% |
| 12 | 22/12/14 | 3.65 | 7.35% |
| 13 | 22/12/14 | 3.40 | -1.45% |
| 14 | 22/12/13 | 3.45 | 9.52% |
| 15 | 22/12/13 | 3.15 | % |
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