| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 20/02/22 | 4.25 | 11.84% |
| 2 | 20/02/22 | 3.80 | -16.48% |
| 3 | 20/02/21 | 4.55 | 8.33% |
| 4 | 20/02/21 | 4.20 | 10.53% |
| 5 | 20/02/21 | 3.80 | -17.39% |
| 6 | 20/02/20 | 4.60 | 8.24% |
| 7 | 20/02/20 | 4.25 | 8.97% |
| 8 | 20/02/20 | 3.90 | -14.29% |
| 9 | 20/02/19 | 4.55 | 7.06% |
| 10 | 20/02/19 | 4.25 | 8.97% |
| 11 | 20/02/19 | 3.90 | -16.13% |
| 12 | 20/02/18 | 4.65 | 5.68% |
| 13 | 20/02/18 | 4.40 | 11.39% |
| 14 | 20/02/18 | 3.95 | -15.05% |
| 15 | 20/02/17 | 4.65 | % |
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