| Value | Category | Cases | |
|---|---|---|---|
| 1 | Most of them | 275 |
5.3%
|
| 2 | About half of them | 87 |
1.7%
|
| 3 | Some of them | 450 |
8.6%
|
| 4 | None of them | 4424 |
84.5%
|
| Sysmiss | 62 |