| Value | Category | Cases | |
|---|---|---|---|
| 0 | 194 |
52.6%
|
|
| 1 | 161 |
43.6%
|
|
| 2 | 13 |
3.5%
|
|
| 3 | 1 |
0.3%
|
|
| Sysmiss | 5457 |