| Value | Category | Cases | |
|---|---|---|---|
| 1 | NO DIFFICULTY | 651 |
77.6%
|
| 2 | SOME DIFFICULTY | 108 |
12.9%
|
| 3 | A LOT OF DIFFICULTY | 9 |
1.1%
|
| 4 | CANNOT CONTROL BEHAVIOUR AT ALL | 2 |
0.2%
|
| 9 | NO RESPONSE | 1 |
0.1%
|
| Sysmiss | 68 |
8.1%
|