| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 4131 |
29.7%
|
| 2 | Very weak | 783 |
5.6%
|
| 3 | Weak | 1985 |
14.3%
|
| 4 | Strong | 5168 |
37.1%
|
| 5 | Very strong | 1862 |
13.4%
|
| Sysmiss | 11513 |