| Value | Category | Cases | |
|---|---|---|---|
| 1 | Most of them | 153 |
9.3%
|
| 2 | About half of them | 207 |
12.6%
|
| 3 | Some of them | 1051 |
64%
|
| 4 | None of them | 230 |
14%
|
| Sysmiss | 39 |