| Value | Category | Cases | |
|---|---|---|---|
| 1 | NO, No Difficulty | 2224 |
97.5%
|
| 2 | YES, Some Difficulty | 37 |
1.6%
|
| 3 | YES, Alot of difficulty | 7 |
0.3%
|
| 4 | Cannot do at all | 13 |
0.6%
|
| Sysmiss | 2263 |