| Value | Category | Cases | |
|---|---|---|---|
| 0 | 50 |
11.3%
|
|
| 1 | 146 |
32.9%
|
|
| 2 | 157 |
35.4%
|
|
| 3 | 50 |
11.3%
|
|
| 4 | 11 |
2.5%
|
|
| 5 | 19 |
4.3%
|
|
| 7 | 11 |
2.5%
|
|
| Sysmiss | 233 |