| Value | Category | Cases | |
|---|---|---|---|
| 1 | Most. | 488 |
11.9%
|
| 2 | About half | 541 |
13.2%
|
| 3 | Some of them | 2613 |
63.9%
|
| 4 | None of them | 450 |
11%
|
| Sysmiss | 37 |