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InterestRates@cmegroup.com
Clearing
Audits@cmegroup.com
Clearing
Development@cmegroup.com
Clearing
RiskManagement@cmegroup.com
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Customer Service
800-331-3332

| Trade Date | 05/16/08 | 05/16/08 |
| Est. Electronic | Closed | 9,147,911 |
| Est. Open Outcry | Closed | 1,984,685 |
| Est. Totals | Closed | 11,132,596 |
| NYMEX on Globex | Closed | 1,105,040 |
Delayed at least 30-35 minutes