| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 25/12/16 | 3.10 | 12.73% |
| 2 | 25/12/16 | 2.75 | -11.29% |
| 3 | 25/12/15 | 3.10 | 12.73% |
| 4 | 25/12/15 | 2.75 | -3.51% |
| 5 | 25/12/14 | 2.85 | 21.28% |
| 6 | 25/12/14 | 2.35 | -17.54% |
| 7 | 25/12/13 | 2.85 | 21.28% |
| 8 | 25/12/13 | 2.35 | -14.55% |
| 9 | 25/12/12 | 2.75 | 19.57% |
| 10 | 25/12/12 | 2.30 | -16.36% |
| 11 | 25/12/11 | 2.75 | 19.57% |
| 12 | 25/12/11 | 2.30 | -20.69% |
| 13 | 25/12/10 | 2.90 | 26.09% |
| 14 | 25/12/10 | 2.30 | -20.69% |
| 15 | 25/12/09 | 2.90 | % |
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