| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 2 |
5%
|
| 1 | Low | 12 |
30%
|
| 2 | Average | 12 |
30%
|
| 3 | High | 12 |
30%
|
| 4 | Not operating | 2 |
5%
|
| Sysmiss | 3936 |