| Value | Category | Cases | |
|---|---|---|---|
| 1 | low | 47 |
32.4%
|
| 2 | no pressure | 9 |
6.2%
|
| 3 | medium | 76 |
52.4%
|
| 4 | high | 13 |
9%
|
| Sysmiss | 209 |