| Value | Category | Cases | |
|---|---|---|---|
| 0 | None | 1 |
2.5%
|
| 1 | Low | 11 |
27.5%
|
| 2 | Average | 17 |
42.5%
|
| 3 | High | 10 |
25%
|
| 4 | Not operating | 1 |
2.5%
|
| Sysmiss | 3936 |