| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. No difficulty | 2768 |
96.4%
|
| 2 | 2. Some difficulty | 84 |
2.9%
|
| 3 | 3. A lot of difficulty | 17 |
0.6%
|
| 4 | 4. Cannot do at all | 2 |
0.1%
|
| 5 | 6. Don't know | 1 |
0%
|
| Missing value | 22089 |