| Period | Uptime | Downtime | Outage |
| 2012 Yearly Total | 100.000% | 00min | 0 |
| 2012 Jan | 100.000% | 00min | 0 |
| 2011 Yearly Total | 99.916% | 07hr 20min | 31 |
| 2011 Dec | 99.966% | 15min | 2 |
| 2011 Nov | 99.965% | 15min | 3 |
| 2010 Yearly Total | 99.893% | 09hr 25min | 10 |
| 2009 Yearly Total | 99.921% | 06hr 55min | 21 |
| 2008 Yearly Total | 99.952% | 04hr 15min | 15 |
| 2007 Yearly Total | 99.853% | 12hr 55min | 30 |
| 2006 Yearly Total | 99.798% | 08hr 10min | 19 |
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