| Value | Category | Cases | |
|---|---|---|---|
| 0 | 150 |
15.7%
|
|
| 1 | 134 |
14%
|
|
| 2 | 299 |
31.3%
|
|
| 3 | 201 |
21%
|
|
| 4 | 47 |
4.9%
|
|
| 5 | 83 |
8.7%
|
|
| 6 | 32 |
3.4%
|
|
| 7 | 9 |
0.9%
|
|
| Sysmiss | 922 |