| Value | Category | Cases | |
|---|---|---|---|
| 1 | Most preferred | 3 |
10.3%
|
| 2 | 7 |
24.1%
|
|
| 3 | 10 |
34.5%
|
|
| 4 | least preferred | 9 |
31%
|
| Sysmiss | 399 |