| Value | Category | Cases | |
|---|---|---|---|
| 0 | 243 |
58.4%
|
|
| 1 | 38 |
9.1%
|
|
| 2 | 112 |
26.9%
|
|
| 3 | 9 |
2.2%
|
|
| 4 | 14 |
3.4%
|
|
| Sysmiss | 13 |