| Value | Category | Cases | |
|---|---|---|---|
| 0 | 74 |
60.7%
|
|
| 1 | 28 |
23%
|
|
| 2 | 14 |
11.5%
|
|
| 3 | 4 |
3.3%
|
|
| 4 | 1 |
0.8%
|
|
| 5 | 1 |
0.8%
|
|
| Sysmiss | 419 |