| Value | Category | Cases | |
|---|---|---|---|
| 1 | NO, No Difficulty | 4150 |
98.8%
|
| 2 | YES, Some Difficulty | 33 |
0.8%
|
| 3 | YES, Alot of difficulty | 7 |
0.2%
|
| 4 | Cannot do at all | 12 |
0.3%
|
| Sysmiss | 342 |