| Value | Category | Cases | |
|---|---|---|---|
| 0 | 43 |
21.3%
|
|
| 1 | 112 |
55.4%
|
|
| 2 | 38 |
18.8%
|
|
| 3 | 8 |
4%
|
|
| 4 | 1 |
0.5%
|
|
| Sysmiss | 7 |