| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 21/06/20 | 4.00 | 8.11% |
| 2 | 21/06/21 | 3.70 | 2.78% |
| 3 | 21/06/20 | 3.60 | 12.5% |
| 4 | 21/06/21 | 3.20 | 1.59% |
| 5 | 21/06/20 | 3.15 | -21.25% |
| 6 | 21/06/19 | 4.00 | 12.68% |
| 7 | 21/06/19 | 3.55 | 16.39% |
| 8 | 21/06/19 | 3.05 | -23.75% |
| 9 | 21/06/18 | 4.00 | 12.68% |
| 10 | 21/06/18 | 3.55 | 16.39% |
| 11 | 21/06/18 | 3.05 | -22.78% |
| 12 | 21/06/17 | 3.95 | 11.27% |
| 13 | 21/06/17 | 3.55 | 16.39% |
| 14 | 21/06/17 | 3.05 | -21.79% |
| 15 | 21/06/16 | 3.90 | % |
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