| Value | Category | Cases | |
|---|---|---|---|
| 1 | no spare | 0 |
0%
|
| 2 | no repai | 1 |
6.7%
|
| 3 | lack of | 13 |
86.7%
|
| 4 | other | 1 |
6.7%
|
| Sysmiss | 120 |