| Value | Category | Cases | |
|---|---|---|---|
| 0 | 158 |
17.8%
|
|
| 1 | 52 |
5.9%
|
|
| 2 | 127 |
14.3%
|
|
| 3 | 166 |
18.7%
|
|
| 4 | 71 |
8%
|
|
| 5 | 29 |
3.3%
|
|
| 6 | 15 |
1.7%
|
|
| 7 | 268 |
30.2%
|
|
| Sysmiss | 119 |