Contract | Open | High | Low | Close | Change | Volume | Open Int. |
Apr '11(CHCJ)
|
4.247
|
4.304
|
4.247
|
4.3
|
0.034
|
319
|
1811
|
May '11(CHCK)
|
4.2575
|
4.3115
|
4.246
|
4.3075
|
0.0335
|
28500
|
79842
|
June '11(CHCM)
|
4.266
|
4.32
|
4.2565
|
4.317
|
0.0335
|
248
|
1352
|
July '11(CHCN)
|
4.2855
|
4.3295
|
4.264
|
4.3255
|
0.0335
|
5447
|
33009
|
Aug '11(CHCQ)
|
4.3175
|
4.3175
|
4.3175
|
4.3335
|
0.0335
|
4
|
389
|
Sep '11(CHCU)
|
4.3015
|
4.3595
|
4.2975
|
4.3395
|
0.0335
|
506
|
9225
|
Oct‘/11(CHCV)
|
4.35
|
4.35
|
4.305
|
4.346
|
0.0335
|
5
|
278
|
Nov '11 (CHCX)
|
4.35
|
4.35
|
4.35
|
4.35
|
0.034
|
8
|
199
|
Dec'11(CHCZ)
|
4.308
|
4.354
|
4.307
|
4.35
|
0.034
|
442
|
5433
|
Jan‘12(CHCF)
|
4.3525
|
4.3525
|
4.3525
|
4.3525
|
0.035
|
-
|
69
|
Feb '12(CHCG)
|
4.3525
|
4.3525
|
4.3525
|
4.3525
|
0.035
|
-
|
17
|
Mar '12 (CHCH)
|
4.353
|
4.353
|
4.353
|
4.353
|
0.034
|
11
|
2048
|