| 日期 | | | 价差 |
|---|
| 11-21 | ￥20920 | ￥20700 | 220 |
| 11-20 | ￥20990 | ￥20790 | 200 |
| 11-19 | ￥20770 | ￥20500 | 270 |
| 11-18 | ￥20740 | ￥20510 | 230 |
| 11-15 | ￥21070 | ￥20850 | 220 |
| 11-14 | ￥20840 | ￥20640 | 200 |
| 11-13 | ￥21010 | ￥20820 | 190 |
| 11-12 | ￥21280 | ￥21140 | 140 |
| 11-11 | ￥21620 | ￥21500 | 120 |
| 11-08 | ￥21820 | ￥21710 | 110 |
| 11-07 | ￥21630 | ￥21460 | 170 |
| 11-06 | ￥21310 | ￥21210 | 100 |
| 11-05 | ￥21240 | ￥21060 | 180 |
| 11-04 | ￥20990 | ￥20820 | 170 |
| 11-01 | ￥20950 | ￥20800 | 150 |
| 10-31 | ￥20890 | ￥20790 | 100 |
| 10-30 | ￥20920 | ￥20860 | 60 |
| 10-29 | ￥20890 | ￥20800 | 90 |
| 10-28 | ￥21060 | ￥20950 | 110 |
| 10-25 | ￥20930 | ￥20830 | 100 |
| 10-24 | ￥21190 | ￥21080 | 110 |
| 10-23 | ￥20910 | ￥20810 | 100 |
| 10-22 | ￥20830 | ￥20750 | 80 |