| Value | Category | Cases | |
|---|---|---|---|
| 0 | 394 |
83.8%
|
|
| 1 | 17 |
3.6%
|
|
| 2 | 5 |
1.1%
|
|
| 3 | 8 |
1.7%
|
|
| 4 | 8 |
1.7%
|
|
| 5 | 8 |
1.7%
|
|
| 6 | 3 |
0.6%
|
|
| 7 | 27 |
5.7%
|
|
| Sysmiss | 34 |