| Value | Category | Cases | |
|---|---|---|---|
| 0 | 285 |
29.8%
|
|
| 1 | 126 |
13.2%
|
|
| 2 | 215 |
22.5%
|
|
| 3 | 133 |
13.9%
|
|
| 4 | 55 |
5.8%
|
|
| 5 | 38 |
4%
|
|
| 6 | 16 |
1.7%
|
|
| 7 | 87 |
9.1%
|
|
| Sysmiss | 922 |