| Value | Category | Cases | |
|---|---|---|---|
| 0 | 24 |
12.1%
|
|
| 1 | 129 |
65.2%
|
|
| 2 | 41 |
20.7%
|
|
| 3 | 2 |
1%
|
|
| 4 | 2 |
1%
|
|
| Sysmiss | 2757 |