| Value | Category | Cases | |
|---|---|---|---|
| 0 | 2 |
2.1%
|
|
| 1 | 29 |
30.2%
|
|
| 2 | 29 |
30.2%
|
|
| 3 | 21 |
21.9%
|
|
| 4 | 13 |
13.5%
|
|
| 6 | 1 |
1%
|
|
| 9 | 1 |
1%
|
|
| Sysmiss | 4070 |