| Value | Category | Cases | |
|---|---|---|---|
| 1 | Easily | 14521 |
91.8%
|
| 2 | With a little difficulty | 905 |
5.7%
|
| 3 | With a lot of difficulty | 191 |
1.2%
|
| 4 | Not at all | 196 |
1.2%
|
| Sysmiss | 10 |