| Value | Category | Cases | |
|---|---|---|---|
| 0 | 66 |
10.4%
|
|
| 1 | 119 |
18.8%
|
|
| 2 | 235 |
37.2%
|
|
| 3 | 130 |
20.6%
|
|
| 4 | 64 |
10.1%
|
|
| 5 | 18 |
2.8%
|
|
| Sysmiss | 121 |