| Contract | Open | High | Low | Close | Change | Volume |
| May'13 |
3.3550
|
3.3550
|
3.3180
|
3.3415
|
-.0295
|
245
|
| Jun'13 |
3.3680
|
3.3730
|
3.3130
|
3.3375
|
-.0300
|
656
|
| Jul'13 |
3.3660
|
3.3785
|
3.3150
|
3.3405
|
-.0300
|
63,138
|
| Aug'13 |
3.3600
|
3.3600
|
3.3330
|
3.3460
|
-.0300
|
161
|
| Sep'13 |
3.3750
|
3.3885B
|
3.3265
|
3.3515
|
-.0305
|
5,080
|
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