| Value | Category | Cases | |
|---|---|---|---|
| 0 | 463 |
30.2%
|
|
| 1 | 683 |
44.5%
|
|
| 2 | 303 |
19.8%
|
|
| 3 | 76 |
5%
|
|
| 4 | 9 |
0.6%
|
|
| Sysmiss | 581 |