| Value | Category | Cases | |
|---|---|---|---|
| 0 | 13 |
7.9%
|
|
| 1 | 30 |
18.3%
|
|
| 2 | 96 |
58.5%
|
|
| 3 | 15 |
9.1%
|
|
| 4 | 5 |
3%
|
|
| 5 | 3 |
1.8%
|
|
| 7 | 2 |
1.2%
|
|
| Sysmiss | 316 |