| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 21/08/15 | 2.30 | 24.32% |
| 2 | 21/08/15 | 1.85 | -32.73% |
| 3 | 21/08/14 | 2.75 | 22.22% |
| 4 | 21/08/14 | 2.25 | 28.57% |
| 5 | 21/08/14 | 1.75 | -36.36% |
| 6 | 21/08/13 | 2.75 | 22.22% |
| 7 | 21/08/13 | 2.25 | 28.57% |
| 8 | 21/08/13 | 1.75 | -39.66% |
| 9 | 21/08/12 | 2.90 | 18.37% |
| 10 | 21/08/12 | 2.45 | 22.5% |
| 11 | 21/08/12 | 2.00 | -36.51% |
| 12 | 21/08/11 | 3.15 | 18.87% |
| 13 | 21/08/11 | 2.65 | 23.26% |
| 14 | 21/08/11 | 2.15 | -31.75% |
| 15 | 21/08/10 | 3.15 | % |
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