| Value | Category | Cases | |
|---|---|---|---|
| 1 | NO DIFFICULTY | 1878 |
52.8%
|
| 2 | SOME DIFFICULTY | 144 |
4%
|
| 3 | A LOT OF DIFFICULTY | 17 |
0.5%
|
| 4 | CANNOT BE UNDERSTOOD AT ALL | 8 |
0.2%
|
| 9 | NO RESPONSE | 5 |
0.1%
|
| Sysmiss | 1508 |
42.4%
|