| Value | Category | Cases | |
|---|---|---|---|
| 1 | medium | 220 |
37.2%
|
| 2 | no pressure | 39 |
6.6%
|
| 3 | low | 251 |
42.4%
|
| 4 | high | 82 |
13.9%
|
| Sysmiss | 321 |