| Value | Category | Cases | |
|---|---|---|---|
| 1 | average | 126 |
52.3%
|
| 2 | low | 61 |
25.3%
|
| 3 | very low | 30 |
12.4%
|
| 4 | high | 23 |
9.5%
|
| 5 | very high | 1 |
0.4%
|
| Sysmiss | 2 |