| Value | Category | Cases | |
|---|---|---|---|
| 0 | 93 |
47.2%
|
|
| 1 | 25 |
12.7%
|
|
| 2 | 22 |
11.2%
|
|
| 3 | 42 |
21.3%
|
|
| 4 | 15 |
7.6%
|
|
| Sysmiss | 87 |