| Value | Category | Cases | |
|---|---|---|---|
| 1 | No difficulty | 32890 |
95.6%
|
| 2 | Yes, some difficulty | 1121 |
3.3%
|
| 3 | Yes, a lot of difficulty | 346 |
1%
|
| 4 | Yes, Cannot do at all | 46 |
0.1%
|
| 99 | Refused | 1 |
0%
|