| Value | Category | Cases | |
|---|---|---|---|
| 1 | Most preferred | 19 |
20.4%
|
| 2 | 20 |
21.5%
|
|
| 3 | 24 |
25.8%
|
|
| 4 | least preferred | 30 |
32.3%
|
| Sysmiss | 335 |