| Contract | Open | High | Low | Close | Change | Volume |
| Sep'12 | 3.4430 | 3.4910 | 3.4295 | 3.4685 | +.0145 | 1,701 |
| Oct'12 | 3.4545 | 3.4910 | 3.4355 | 3.4700 | +.0120 | 671 |
| Nov'12 | 3.4800 | 3.4890 | 3.4700 | 3.4695 | +.0120 | 75 |
| Dec'12 | 3.4600 | 3.5000 | 3.4325 | 3.4690 | +.0120 | 53,608 |
| Jan'13 | 3.4550 | 3.4920 | 3.4405 | 3.4735 | +.0125 | 14 |
豫公网安备41010502003434号