| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 20/05/23 | 4.45 | 4.22% |
| 2 | 20/05/23 | 4.27 | 8.1% |
| 3 | 20/05/23 | 3.95 | -5.95% |
| 4 | 20/05/22 | 4.20 | 3.7% |
| 5 | 20/05/22 | 4.05 | 9.46% |
| 6 | 20/05/22 | 3.70 | -10.84% |
| 7 | 20/05/21 | 4.15 | 5.06% |
| 8 | 20/05/21 | 3.95 | 7.63% |
| 9 | 20/05/21 | 3.67 | -9.38% |
| 10 | 20/05/20 | 4.05 | 3.85% |
| 11 | 20/05/20 | 3.90 | 8.33% |
| 12 | 20/05/20 | 3.60 | -11.11% |
| 13 | 20/05/19 | 4.05 | 3.85% |
| 14 | 20/05/19 | 3.90 | 8.33% |
| 15 | 20/05/19 | 3.60 | % |
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