| Value | Category | Cases | |
|---|---|---|---|
| 0 | 196 |
78.7%
|
|
| 1 | 51 |
20.5%
|
|
| 2 | 1 |
0.4%
|
|
| 3 | 1 |
0.4%
|
|
| Sysmiss | 61 |