| Value | Category | Cases | |
|---|---|---|---|
| 1 | Most of them | 650 |
12.7%
|
| 2 | About half of them | 428 |
8.4%
|
| 3 | Some of them | 2430 |
47.6%
|
| 4 | None of them | 1596 |
31.3%
|
| Sysmiss | 94 |