| Contract | Open | High | Low | Close | Change | Volume |
| Mar '12(CHCH) | 3.7730 | 3.8200 | 3.7690 | 3.7860 | +.0255 | 339 |
| Apr '12(CHCJ) | 3.7730 | 3.8280 | 3.7645 | 3.7895 | +.0245 | 205 |
| May'12(CHCK) | 3.7710 | 3.8310 | 3.7650 | 3.7915 | +.0245 | 42,731 |
| June '12(CHCM) | 3.7740 | 3.8300 | 3.7740 | 3.7980 | +.0240 | 110 |
| July '12(CHCN) | 3.7835 | 3.8410 | 3.7770 | 3.8015 | +.0240 | 3,531 |
| Aug'12(CHCN) | 3.7845 | 3.7845 | 3.7845 | 3.8085 | +.0240 | 1 |
| Sep'12(CHCN) | 3.7920 | 3.8405 | 3.7920 | 3.8115 | +.0240 | 2,614 |
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