| Value | Category | Cases | |
|---|---|---|---|
| 0 | 16 |
1.7%
|
|
| 1 | 29 |
3.2%
|
|
| 2 | 111 |
12.1%
|
|
| 3 | 256 |
27.9%
|
|
| 4 | 306 |
33.3%
|
|
| 5 | 134 |
14.6%
|
|
| 6 | 37 |
4%
|
|
| 7 | 21 |
2.3%
|
|
| 8 | 9 |
1%
|
|
| Sysmiss | 136 |