| Value | Category | Cases | |
|---|---|---|---|
| 1 | No, no difficulty at all | 18825 |
95.8%
|
| 2 | Yes, some difficulty | 613 |
3.1%
|
| 3 | Yes, a lot of difficulty | 95 |
0.5%
|
| 4 | Cannot hear at all | 10 |
0.1%
|
| 9 | Unspecified | 112 |
0.6%
|