| Value | Category | Cases | |
|---|---|---|---|
| 0 | 19 |
19.4%
|
|
| 2 | 3 |
3.1%
|
|
| 3 | 5 |
5.1%
|
|
| 4 | 1 |
1%
|
|
| 5 | 48 |
49%
|
|
| 6 | 2 |
2%
|
|
| 7 | 20 |
20.4%
|
|
| Sysmiss | 814 |