| Value | Category | Cases | |
|---|---|---|---|
| 0 | 248 |
73.8%
|
|
| 1 | 3 |
0.9%
|
|
| 2 | 14 |
4.2%
|
|
| 3 | 10 |
3%
|
|
| 4 | 9 |
2.7%
|
|
| 5 | 4 |
1.2%
|
|
| 7 | 48 |
14.3%
|
|
| Sysmiss | 17 |