| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 20/10/16 | 8.25 | 6.45% |
| 2 | 20/10/16 | 7.75 | -11.93% |
| 3 | 20/10/15 | 8.80 | 4.14% |
| 4 | 20/10/15 | 8.45 | 6.29% |
| 5 | 20/10/15 | 7.95 | -8.09% |
| 6 | 20/10/14 | 8.65 | 4.85% |
| 7 | 20/10/14 | 8.25 | 8.55% |
| 8 | 20/10/14 | 7.60 | -3.18% |
| 9 | 20/10/13 | 7.85 | 6.8% |
| 10 | 20/10/13 | 7.35 | 2.8% |
| 11 | 20/10/13 | 7.15 | -11.18% |
| 12 | 20/10/12 | 8.05 | 6.62% |
| 13 | 20/10/12 | 7.55 | 4.14% |
| 14 | 20/10/12 | 7.25 | -17.14% |
| 15 | 20/10/11 | 8.75 | % |
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