| Value | Category | Cases | |
|---|---|---|---|
| 0 | 587 |
74.6%
|
|
| 1 | 11 |
1.4%
|
|
| 2 | 42 |
5.3%
|
|
| 3 | 21 |
2.7%
|
|
| 4 | 79 |
10%
|
|
| 5 | 9 |
1.1%
|
|
| 6 | 29 |
3.7%
|
|
| 7 | 9 |
1.1%
|
|
| Sysmiss | 410 |