| Value | Category | Cases | |
|---|---|---|---|
| 0 | 534 |
80.1%
|
|
| 1 | 108 |
16.2%
|
|
| 2 | 21 |
3.1%
|
|
| 3 | 4 |
0.6%
|
|
| Sysmiss | 86 |