| Value | Category | Cases | |
|---|---|---|---|
| 0 | 173 |
77.9%
|
|
| 1 | 2 |
0.9%
|
|
| 2 | 13 |
5.9%
|
|
| 3 | 15 |
6.8%
|
|
| 4 | 12 |
5.4%
|
|
| 5 | 5 |
2.3%
|
|
| 6 | 2 |
0.9%
|
|
| Sysmiss | 2 |