| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 20/05/20 | 3.60 | 14.29% |
| 2 | 20/05/20 | 3.15 | -12.5% |
| 3 | 20/05/19 | 3.60 | 14.29% |
| 4 | 20/05/19 | 3.15 | -12.5% |
| 5 | 20/05/18 | 3.60 | 14.29% |
| 6 | 20/05/18 | 3.15 | -12.5% |
| 7 | 20/05/17 | 3.60 | 14.29% |
| 8 | 20/05/17 | 3.15 | -12.5% |
| 9 | 20/05/16 | 3.60 | 14.29% |
| 10 | 20/05/16 | 3.15 | -10% |
| 11 | 20/05/15 | 3.50 | 18.64% |
| 12 | 20/05/15 | 2.95 | -15.71% |
| 13 | 20/05/14 | 3.50 | 18.64% |
| 14 | 20/05/14 | 2.95 | -15.71% |
| 15 | 20/05/13 | 3.50 | % |
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