| Contract | Open | High | Low | Close | Change | Volume |
| May'13 | 3.3000 | 3.3310 | 3.2970 | 3.3115 | +.0200 | 230 |
| Jun'13 | 3.2890 | 3.3370 | 3.2695 | 3.3105 | +.0195 | 876 |
| Jul'13 | 3.2925 | 3.3455 | 3.2675 | 3.3150 | +.0195 | 61,646 |
| Aug'13 | 3.3025 | 3.3285 | 3.2930 | 3.3220 | +.0195 | 271 |
| Sep'13 | 3.3070 | 3.3580 | 3.2830A | 3.3300 | +.0195 | 4,354 |
豫公网安备41010502003434号