| Value | Category | Cases | |
|---|---|---|---|
| 0 | 293 |
33.1%
|
|
| 1 | 112 |
12.6%
|
|
| 2 | 160 |
18.1%
|
|
| 3 | 133 |
15%
|
|
| 4 | 68 |
7.7%
|
|
| 5 | 30 |
3.4%
|
|
| 6 | 8 |
0.9%
|
|
| 7 | 82 |
9.3%
|
|
| Sysmiss | 119 |