| Contract | Open | High | Low | Close | Change | Volume |
| Mar '12(CHCH) | 3.8805 | 3.8905 | 3.8625 | 3.8790 | -.0065 | 459 |
| Apr '12(CHCJ) | 3.8930 | 3.8985 | 3.8570 | 3.8800 | -.0070 | 219 |
| May'12(CHCK) | 3.8970 | 3.9040 | 3.8550 | 3.8800 | -.0075 | 41,970 |
| June '12(CHCM) | 3.8960 | 3.9050 | 3.8645 | 3.8850 | -.0070 | 133 |
| July '12(CHCN) | 3.9025 | 3.9080 | 3.8645 | 3.8890 | -.0065 | 8,908 |
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