| [COMPLETE] Scheduled Maintenance 5/22/13 | May. 21, 2013 | MAINT |
| [COMPLETE] Schedule Maintenance 5/16/13 | May. 15, 2013 | MAINT |
| [COMPLETE] Scheduled Maintenance 05/01/13 | Apr. 30, 2013 | MAINT |
| [COMPLETE] Emergency Maintenance 4/24/2013 | Apr. 24, 2013 | MAINT |
| [COMPLETE] Scheduled Maintenance 4/24/13 | Apr. 23, 2013 | MAINT |
| [COMPLETE] Scheduled Maintenance 4/18/13 | Apr. 17, 2013 | MAINT |
| [COMPLETE] Scheduled Maintenance 4/11/13 | Apr. 10, 2013 | MAINT |
| [COMPLETE] Scheduled Maintenance 4/9/13 | Apr. 09, 2013 | MAINT |
| [COMPLETE] Scheduled Maintenance 4/3/13 | Apr. 02, 2013 | MAINT |
| [COMPLETE] Unscheduled Maintenance 4/1/13 | Apr. 01, 2013 | MAINT |
| [COMPLETE] Unscheduled Maintenance 3/31/12 | Mar. 31, 2013 | MAINT |