| Value | Category | Cases | |
|---|---|---|---|
| 1 | Easily | 685 |
92.4%
|
| 2 | With Slight Difficulty | 49 |
6.6%
|
| 3 | With Great Difficulty | 6 |
0.8%
|
| 4 | Unable | 1 |
0.1%
|
| Sysmiss | 1 |