| Value | Category | Cases | |
|---|---|---|---|
| 1 | NO, No Difficulty | 3590 |
97.4%
|
| 2 | YES, Some Difficulty | 58 |
1.6%
|
| 3 | YES, Alot of difficulty | 14 |
0.4%
|
| 4 | Cannot do at all | 25 |
0.7%
|
| Sysmiss | 857 |