| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
3.4%
|
|
| 1 | 21 |
36.2%
|
|
| 2 | 14 |
24.1%
|
|
| 3 | 8 |
13.8%
|
|
| 4 | 4 |
6.9%
|
|
| 5 | 1 |
1.7%
|
|
| 6 | 2 |
3.4%
|
|
| 7 | 2 |
3.4%
|
|
| 8 | 1 |
1.7%
|
|
| 9 | 1 |
1.7%
|
|
| 15 | 1 |
1.7%
|
|
| 30 | 1 |
1.7%
|
|
| Sysmiss | 9619 |