| Value | Category | Cases | |
|---|---|---|---|
| 0 | 4 |
8.2%
|
|
| 1 | 24 |
49%
|
|
| 2 | 6 |
12.2%
|
|
| 3 | 5 |
10.2%
|
|
| 4 | 10 |
20.4%
|
|
| Sysmiss | 262 |