| Contract | Open | High | Low | Close | Change | Volume |
| June '12 | 3.3740 | 3.3800 | 3.3330 | 3.3450 | +.0615 | 172 |
| July '12 | 3.3925 | 3.4000 | 3.3275 | 3.3430 | +.0580 | 61,047 |
| Aug'12 | 3.3755 | 3.3800 | 3.3395 | 3.3485 | +.0575 | 149 |
| Sep'12 | 3.3830 | 3.4045 | 3.3370 | 3.3510 | +.0570 | 17,706 |
| Oct'12 | 3.3720 | 3.3720 | 3.3535 | 3.3565 | +.0565 | 7 |
豫公网安备41010502003434号