| Value | Category | Cases | |
|---|---|---|---|
| 0 | 46 |
32.6%
|
|
| 1 | 12 |
8.5%
|
|
| 2 | 28 |
19.9%
|
|
| 3 | 18 |
12.8%
|
|
| 4 | 12 |
8.5%
|
|
| 5 | 5 |
3.5%
|
|
| 6 | 2 |
1.4%
|
|
| 7 | 18 |
12.8%
|
|
| Sysmiss | 159 |