| Value | Category | Cases | |
|---|---|---|---|
| 0 | 155 |
7.2%
|
|
| 1 | 223 |
10.4%
|
|
| 2 | 648 |
30.1%
|
|
| 3 | 358 |
16.6%
|
|
| 4 | 541 |
25.1%
|
|
| 5 | 228 |
10.6%
|
|
| Sysmiss | 10 |