| Value | Category | Cases | |
|---|---|---|---|
| 0 | 18 |
27.3%
|
|
| 1 | 35 |
53%
|
|
| 2 | 6 |
9.1%
|
|
| 3 | 2 |
3%
|
|
| 4 | 1 |
1.5%
|
|
| 7 | 1 |
1.5%
|
|
| 9 | 1 |
1.5%
|
|
| 10 | 1 |
1.5%
|
|
| 11 | 1 |
1.5%
|
|
| Sysmiss | 6891 |