| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 17/05/13 | 2.50 | 25% |
| 2 | 05/13 | 2.00 | 8.11% |
| 3 | 05/13 | 1.85 | -26% |
| 4 | 17/05/12 | 2.50 | 21.95% |
| 5 | 05/12 | 2.05 | 10.81% |
| 6 | 05/12 | 1.85 | -26% |
| 7 | 17/05/11 | 2.50 | 21.95% |
| 8 | 05/11 | 2.05 | 10.81% |
| 9 | 05/11 | 1.85 | -27.45% |
| 10 | 17/05/10 | 2.55 | 21.43% |
| 11 | 05/10 | 2.10 | 10.53% |
| 12 | 05/10 | 1.90 | -25.49% |
| 13 | 17/05/09 | 2.55 | 21.43% |
| 14 | 05/09 | 2.10 | 10.53% |
| 15 | 05/09 | 1.90 | % |
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