| Period | Uptime | Downtime | Outage |
| 2012 Yearly Total | 99.964% | 20min | 1 |
| 2012 Feb | 100.000% | 00min | 0 |
| 2012 Jan | 99.955% | 20min | 1 |
| 2011 Yearly Total | 99.987% | 01hr 10min | 5 |
| 2011 Dec | 99.955% | 20min | 1 |
| 2010 Yearly Total | 99.759% | 21hr 05min | 43 |
| 2009 Yearly Total | 99.995% | 25min | 4 |
| 2008 Yearly Total | 99.966% | 03hr 00min | 11 |
| 2007 Yearly Total | 99.967% | 02hr 55min | 21 |
| 2006 Yearly Total | 99.524% | 1day 17hr 40min | 15 |
| 2005 Yearly Total | 99.799% | 12hr 50min | 8 |
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