| Prentiss Brown | 5 | 8 | From 03/24/07 to 04/16/07 |
| Mike Apperson | 4 | 5 | From 05/08/07 to 05/19/07 |
| Mike Apperson | 3 | 5 | From 04/10/07 to 04/16/07 |
| Carol Fletcher | 3 | 5 | From 05/13/07 to 05/19/07 |
| Carol Fletcher | 3 | 3 | From 02/01/07 to 02/22/07 |
| Joshua Wurzman | 3 | 3 | From 05/13/07 to 05/19/07 |
| Paul Reilly | 2 | 4 | From 03/24/07 to 03/30/07 |
| Peter Klante | 2 | 4 | From 05/06/07 to 05/08/07 |
| Paul Reilly | 2 | 3 | From 01/26/07 to 02/01/07 |
| Bruce Milne | 2 | 3 | From 02/01/07 to 02/11/07 |