| Value | Category | Cases | |
|---|---|---|---|
| 0 | 67 |
3.1%
|
|
| 1 | 101 |
4.7%
|
|
| 2 | 360 |
16.8%
|
|
| 3 | 489 |
22.8%
|
|
| 4 | 377 |
17.6%
|
|
| 5 | 396 |
18.4%
|
|
| 6 | 74 |
3.4%
|
|
| 7 | 284 |
13.2%
|
|
| Sysmiss | 53 |