| Value | Category | Cases | |
|---|---|---|---|
| 0 | 88 |
48.1%
|
|
| 1 | 79 |
43.2%
|
|
| 2 | 10 |
5.5%
|
|
| 3 | 3 |
1.6%
|
|
| 4 | 3 |
1.6%
|
|
| Sysmiss | 4020 |