| Value | Category | Cases | |
|---|---|---|---|
| 1 | Definitely could | 1553 |
68%
|
| 2 | Probably could | 294 |
12.9%
|
| 3 | Probably could not | 105 |
4.6%
|
| 4 | Definitely could not | 278 |
12.2%
|
| 99 | No response | 53 |
2.3%
|
| Sysmiss | 31 |