| Value | Category | Cases | |
|---|---|---|---|
| 0 | 83 |
3.9%
|
|
| 1 | 131 |
6.1%
|
|
| 2 | 274 |
12.8%
|
|
| 3 | 572 |
26.7%
|
|
| 4 | 1082 |
50.5%
|
|
| Sysmiss | 21 |