| Value | Category | Cases | |
|---|---|---|---|
| 1 | Easily | 477 |
64.4%
|
| 2 | With Slight Difficulty | 177 |
23.9%
|
| 3 | With Great Difficulty | 41 |
5.5%
|
| 4 | Unable | 46 |
6.2%
|
| Sysmiss | 1 |