| Value | Category | Cases | |
|---|---|---|---|
| 1 | No, not at all | 29056 |
95.1%
|
| 2 | Yes, some difficulty | 1345 |
4.4%
|
| 3 | Yes, a lot of difficulty | 137 |
0.4%
|
| 4 | Cannot perform | 22 |
0.1%
|
| Sysmiss | 5748 |