| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. NO DIFFICULTY | 19101 |
97.5%
|
| 2 | 2. YES - SOME DIFFICULTY | 378 |
1.9%
|
| 3 | 3. YES - A LOT OF DIFFICULTY | 87 |
0.4%
|
| 4 | 4. CANNOT PERFORM ACTIVITY AT ALL | 29 |
0.1%
|
| Sysmiss | 3093 |