| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 20/07/25 | 6.80 | -1.45% |
| 2 | 20/07/24 | 6.90 | -1.43% |
| 3 | 20/07/23 | 7.00 | 0% |
| 4 | 20/07/22 | 7.00 | -1.41% |
| 5 | 20/07/21 | 7.10 | -2.07% |
| 6 | 20/07/20 | 7.25 | 1.4% |
| 7 | 20/07/19 | 7.15 | 0% |
| 8 | 20/07/18 | 7.15 | 0% |
| 9 | 20/07/17 | 7.15 | 5.93% |
| 10 | 20/07/16 | 6.75 | 8% |
| 11 | 20/07/15 | 6.25 | 1.63% |
| 12 | 20/07/14 | 6.15 | -4.65% |
| 13 | 20/07/13 | 6.45 | 4.88% |
| 14 | 20/07/12 | 6.15 | 8.85% |
| 15 | 20/07/11 | 5.65 | % |
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