| Value | Category | Cases | |
|---|---|---|---|
| 1 | average | 88 |
26.8%
|
| 2 | low | 132 |
40.2%
|
| 3 | very low | 78 |
23.8%
|
| 4 | high | 26 |
7.9%
|
| 5 | very high | 4 |
1.2%
|
| Sysmiss | 23 |