| Value | Category | Cases | |
|---|---|---|---|
| 0 | 210 |
13.1%
|
|
| 1 | 271 |
16.9%
|
|
| 2 | 320 |
19.9%
|
|
| 3 | 325 |
20.2%
|
|
| 4 | 250 |
15.6%
|
|
| 5 | 148 |
9.2%
|
|
| 6 | 63 |
3.9%
|
|
| 7 | 20 |
1.2%
|
|
| Sysmiss | 379 |