| Value | Category | Cases | |
|---|---|---|---|
| 0 | 13 |
19.7%
|
|
| 1 | 16 |
24.2%
|
|
| 2 | 20 |
30.3%
|
|
| 3 | 8 |
12.1%
|
|
| 4 | 3 |
4.5%
|
|
| 5 | 3 |
4.5%
|
|
| 6 | 1 |
1.5%
|
|
| 8 | 1 |
1.5%
|
|
| 19 | 1 |
1.5%
|
|
| Sysmiss | 784 |