| Value | Category | Cases | |
|---|---|---|---|
| 0 | 18 |
26.5%
|
|
| 1 | 33 |
48.5%
|
|
| 2 | 8 |
11.8%
|
|
| 3 | 5 |
7.4%
|
|
| 4 | 3 |
4.4%
|
|
| 5 | 1 |
1.5%
|
|
| Sysmiss | 242 |