| Value | Category | Cases | |
|---|---|---|---|
| 1 | Most of them | 122 |
3%
|
| 2 | About half of them | 117 |
2.9%
|
| 3 | Some of them | 289 |
7.2%
|
| 4 | None of them | 3500 |
86.9%
|
| Sysmiss | 55 |