| Value | Category | Cases | |
|---|---|---|---|
| 1 | NO DIFFICULTY | 13951 |
95%
|
| 2 | SOME DIFFICULTY | 432 |
2.9%
|
| 3 | A LOT OF DIFFICULTY | 56 |
0.4%
|
| 4 | CANNOT BE UNDERSTOOD AT ALL | 45 |
0.3%
|
| 9 | NO RESPONSE | 1 |
0%
|
| Sysmiss | 205 |
1.4%
|