| 序号 | 日期 | 价格(元/斤) | 涨跌幅度 |
| 1 | 25/09/20 | 3.15 | 12.5% |
| 2 | 25/09/20 | 2.80 | -11.11% |
| 3 | 25/09/19 | 3.15 | 12.5% |
| 4 | 25/09/19 | 2.80 | -11.11% |
| 5 | 25/09/18 | 3.15 | 12.5% |
| 6 | 25/09/18 | 2.80 | -13.85% |
| 7 | 25/09/17 | 3.25 | 12.07% |
| 8 | 25/09/17 | 2.90 | -10.77% |
| 9 | 25/09/16 | 3.25 | 14.04% |
| 10 | 25/09/16 | 2.85 | -12.31% |
| 11 | 25/09/15 | 3.25 | 14.04% |
| 12 | 25/09/15 | 2.85 | -12.31% |
| 13 | 25/09/14 | 3.25 | 14.04% |
| 14 | 25/09/14 | 2.85 | -12.31% |
| 15 | 25/09/13 | 3.25 | % |
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