| Value | Category | Cases | |
|---|---|---|---|
| 1 | No difficulty | 31254 |
93.2%
|
| 2 | Yes, some difficulty | 1811 |
5.4%
|
| 3 | Yes, a lot of difficulty | 413 |
1.2%
|
| 4 | Yes, Cannot do at all | 42 |
0.1%
|
| 98 | Dont know | 3 |
0%
|
| 99 | Refused | 2 |
0%
|
| Sysmiss | 19408 |