| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 20/02/17 | 4.40 | 11.39% |
| 2 | 20/02/17 | 3.95 | -15.05% |
| 3 | 20/02/16 | 4.65 | 8.14% |
| 4 | 20/02/16 | 4.30 | 10.26% |
| 5 | 20/02/16 | 3.90 | -16.13% |
| 6 | 20/02/15 | 4.65 | 8.14% |
| 7 | 20/02/15 | 4.30 | 10.26% |
| 8 | 20/02/15 | 3.90 | -14.29% |
| 9 | 20/02/14 | 4.55 | 7.06% |
| 10 | 20/02/14 | 4.25 | 11.84% |
| 11 | 20/02/14 | 3.80 | -18.28% |
| 12 | 20/02/13 | 4.65 | 8.14% |
| 13 | 20/02/13 | 4.30 | 13.16% |
| 14 | 20/02/13 | 3.80 | -18.28% |
| 15 | 20/02/12 | 4.65 | % |
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