| Value | Category | Cases | |
|---|---|---|---|
| 0 | 59 |
75.6%
|
|
| 1 | 11 |
14.1%
|
|
| 2 | 3 |
3.8%
|
|
| 3 | 1 |
1.3%
|
|
| 5 | 1 |
1.3%
|
|
| 6 | 1 |
1.3%
|
|
| 15 | 1 |
1.3%
|
|
| 20 | 1 |
1.3%
|
|
| Sysmiss | 1422 |