The fault data base allows a more detailed overview of the faults that are reported. In Table 2 the number of faults and total time lost as a function of the system and kind of fault is presented together with the overall numbers for the last period (29).
| Syst/Type | Soft | Elec | Optics | Mech | Others | Total | P29 | |||||||
| Telescope | 5 | 02:10 | 12 | 08:40 | 1 | 00:00 | 7 | 01:35 | 1 | 00:00 | 26 | 12:25 | 17 | 02:10 |
| Building | 1 | 00:00 | 3 | 00:30 | 1 | 00:00 | 6 | 00:00 | 4 | 00:00 | 15 | 00:30 | 8 | 00:00 |
| Computers | 8 | 00:30 | 4 | 01:15 | 0 | 1 | 00:00 | 2 | 00:00 | 15 | 01:45 | 19 | 00:25 | |
| ALFOSC | 3 | 00:30 | 1 | 00:30 | 0 | 4 | 04:55 | 1 | 00:00 | 9 | 05:55 | 10 | 00:45 | |
| MOSCA | 0 | 0 | 1 | 00:00 | 1 | 00:00 | 0 | 2 | 00:00 | 0 | 00:00 | |||
| NOTCam | 2 | 00:00 | 0 | 0 | 3 | 01:05 | 1 | 00:30 | 6 | 01:35 | 13 | 14:10 | ||
| StanCam | 1 | 00:10 | 0 | 1 | 00:00 | 3 | 00:00 | 0 | 5 | 00:10 | 5 | 00:30 | ||
| Others | 0 | 1 | 00:00 | 0 | 2 | 00:00 | 3 | 00:00 | 6 | 00:00 | 5 | 01:00 | ||
| Total | 20 | 03:20 | 21 | 10:55 | 4 | 00:00 | 27 | 07:35 | 12 | 00:30 | 84 | 22:20 | 77 | 19:00 |
| P29 | 30 | 01:25 | 18 | 02:30 | 10 | 01:30 | 14 | 13:20 | 5 | 00:15 | 77 | 19:00 | ||
 For each system-type category the total number of faults and total time lost are given |
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