| Value | Category | Cases | |
|---|---|---|---|
| 0 | 58 |
65.9%
|
|
| 1 | 22 |
25%
|
|
| 2 | 3 |
3.4%
|
|
| 3 | 1 |
1.1%
|
|
| 5 | 2 |
2.3%
|
|
| 6 | 1 |
1.1%
|
|
| 9 | 1 |
1.1%
|
|
| Sysmiss | 1863 |