| Value | Category | Cases | |
|---|---|---|---|
| 1 | NO DIFFICULTY | 13717 |
97.6%
|
| 2 | YES - SOME DIFFICULTY | 231 |
1.6%
|
| 3 | YES - A LOT OF DIFFICULTY | 57 |
0.4%
|
| 4 | CANNOT PERFORM ACTIVITY AT ALL | 56 |
0.4%
|
| Sysmiss | 2412 |