| Date | | | In Use By | Begin | End | Status | |
| 03/11/2015 | |
| 03/09/2015 | |
| 03/04/2015 | |
| 03/02/2015 | |
| 02/25/2015 | |
| 02/18/2015 | |
| 02/11/2015 | |
| 02/09/2015 | |
| 02/04/2015 | |
| 01/28/2015 | |
| 01/26/2015 | |
| 01/21/2015 | |
| 01/12/2015 | |
Senate Education | |
Senate Finance | |
| 05/05/2015 | |
| 05/04/2015 | |
| 05/01/2015 | |
| 04/30/2015 | |
| 04/28/2015 | |
| 04/23/2015 | |
| 04/21/2015 | |
| 04/16/2015 | |
| 04/14/2015 | |
| 04/09/2015 | |
| 04/07/2015 | |
| 03/26/2015 | |
| 03/24/2015 | |
| 03/19/2015 | |
| 03/17/2015 | |