| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not necessary, because the relevant knowledge existed on the | 191 |
9.7%
|
| 2 | Not necessary, because there was no machinery | 1292 |
65.5%
|
| 3 | No machinery in need of repair | 463 |
23.5%
|
| 4 | Too expensive | 26 |
1.3%
|
| 88 | Other (specify) | 0 |
0%
|
| Sysmiss | 12741 |