| Value | Category | Cases | |
|---|---|---|---|
| 1 | No, no difficulty | 38428 |
99.1%
|
| 2 | Yes, some | 287 |
0.7%
|
| 3 | Yes, a lot | 47 |
0.1%
|
| 4 | Cannot hear at all | 24 |
0.1%
|
| Sysmiss | 6066 |