| Value | Category | Cases | |
|---|---|---|---|
| 0 | 166 |
17.4%
|
|
| 1 | 651 |
68.3%
|
|
| 2 | 104 |
10.9%
|
|
| 3 | 32 |
3.4%
|
|
| Sysmiss | 2049 |