| Value | Category | Cases | |
|---|---|---|---|
| 1 | low | 36 |
69.2%
|
| 2 | no pressure | 4 |
7.7%
|
| 3 | medium | 6 |
11.5%
|
| 4 | high | 6 |
11.5%
|
| Sysmiss | 97 |