| Value | Category | Cases | |
|---|---|---|---|
| 0 | 176 |
39.6%
|
|
| 1 | 156 |
35.1%
|
|
| 2 | 86 |
19.4%
|
|
| 3 | 10 |
2.3%
|
|
| 4 | 11 |
2.5%
|
|
| 5 | 4 |
0.9%
|
|
| 7 | 1 |
0.2%
|
|
| Sysmiss | 233 |