| Value | Category | Cases | |
|---|---|---|---|
| 1 | Not at all | 5386 |
50.6%
|
| 2 | Very weak | 1202 |
11.3%
|
| 3 | Weak | 2016 |
18.9%
|
| 4 | Strong | 1711 |
16.1%
|
| 5 | Very strong | 339 |
3.2%
|
| Sysmiss | 59982 |