| Value | Category | Cases | |
|---|---|---|---|
| 1 | average | 266 |
38.7%
|
| 2 | low | 174 |
25.3%
|
| 3 | very low | 76 |
11.1%
|
| 4 | high | 143 |
20.8%
|
| 5 | very high | 28 |
4.1%
|
| Sysmiss | 77 |