| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. NO DIFFICULTY | 18874 |
96.3%
|
| 2 | 2. YES - SOME DIFFICULTY | 521 |
2.7%
|
| 3 | 3. YES - A LOT OF DIFFICULTY | 147 |
0.8%
|
| 4 | 4. CANNOT PERFORM ACTIVITY AT ALL | 53 |
0.3%
|
| Sysmiss | 3093 |