| Value | Category | Cases | |
|---|---|---|---|
| 0 | 104 |
76.5%
|
|
| 1 | 23 |
16.9%
|
|
| 2 | 6 |
4.4%
|
|
| 3 | 1 |
0.7%
|
|
| 4 | 2 |
1.5%
|
|
| Sysmiss | 11 |