| Value | Category | Cases | |
|---|---|---|---|
| 0 | 5 |
4.3%
|
|
| 1 | 21 |
18.3%
|
|
| 2 | 61 |
53%
|
|
| 3 | 22 |
19.1%
|
|
| 4 | 5 |
4.3%
|
|
| 5 | 1 |
0.9%
|
|
| Sysmiss | 620 |