| Contract | Open | High | Low | Close | Change | Volume |
| Apr '12(CHCJ) | 3.7975 | 3.8045 | 3.7645 | 3.7940 | +.0050 | 458 |
| May'12(CHCK) | 3.8010 | 3.8180 | 3.7620 | 3.7965 | +.0040 | 48,422 |
| June '12(CHCM) | 3.8125 | 3.8125 | 3.7700 | 3.8015 | +.0035 | 101 |
| July '12(CHCN) | 3.8140 | 3.8240 | 3.7765 | 3.8060 | +.0035 | 4,008 |
| Aug'12(CHCN) | 3.8090 | 3.8145 | 3.7850 | 3.8125 | +.0035 | 6 |
| Sep'12(CHCN) | 3.8180 | 3.8350 | 3.7820 | 3.8155 | +.0035 | 462 |
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