| Value | Category | Cases | |
|---|---|---|---|
| 0 | 283 |
27.6%
|
|
| 2 | 13 |
1.3%
|
|
| 3 | 23 |
2.2%
|
|
| 4 | 122 |
11.9%
|
|
| 5 | 54 |
5.3%
|
|
| 6 | 209 |
20.4%
|
|
| 7 | 126 |
12.3%
|
|
| 8 | 62 |
6%
|
|
| 9 | 134 |
13.1%
|
|
| Sysmiss | 1224 |