| Value | Category | Cases | |
|---|---|---|---|
| 1 | Definitely could | 577 |
25.3%
|
| 2 | Probably could | 242 |
10.6%
|
| 3 | Probably could not | 268 |
11.7%
|
| 4 | Definitely could not | 1125 |
49.3%
|
| 99 | No response | 71 |
3.1%
|
| Sysmiss | 31 |