| Value | Category | Cases | |
|---|---|---|---|
| 1 | NO, No Difficulty | 4071 |
96.9%
|
| 2 | YES, Some Difficulty | 57 |
1.4%
|
| 3 | YES, Alot of difficulty | 28 |
0.7%
|
| 4 | Cannot do at all | 46 |
1.1%
|
| Sysmiss | 342 |