| Value | Category | Cases | |
|---|---|---|---|
| 1 | NO DIFFICULTY | 6383 |
89.2%
|
| 2 | SOME DIFFICULTY | 560 |
7.8%
|
| 3 | A LOT OF DIFFICULTY | 83 |
1.2%
|
| 4 | CANNOT CONTROL BEHAVIOUR AT ALL | 7 |
0.1%
|
| 9 | NO RESPONSE | 1 |
0%
|
| Sysmiss | 121 |
1.7%
|