| Contract | Open | High | Low | Close | Change | Volume |
| Feb'12 CHCG) | 3.8655 | 3.8800 | 3.8655 | 3.8625 | +.0580 | 307 |
| Mar '12(CHCH) | 3.8155 | 3.8825 | 3.7825 | 3.8630 | +.0570 | 53,187 |
| Apr '12(CHCJ) | 3.8220 | 3.8845 | 3.8000 | 3.8675 | +.0565 | 254 |
| May'12(CHCK) | 3.8225 | 3.8890 | 3.7905 | 3.8700 | +.0560 | 25,442 |
| June '12(CHCM) | 3.8235 | 3.8845 | 3.8235 | 3.8745 | +.0545 | 244 |
| July '12(CHCN) | 3.8365 | 3.8960 | 3.8020 | 3.8780 | +.0530 | 6,520 |
| Aug'12(CHCN) | 3.8840 | 3.8840 | 3.8840 | 3.8830 | +.0520 | 2 |
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