| Value | Category | Cases | |
|---|---|---|---|
| 0 | 326 |
80.5%
|
|
| 1 | 56 |
13.8%
|
|
| 2 | 16 |
4%
|
|
| 3 | 6 |
1.5%
|
|
| 4 | 1 |
0.2%
|
|
| Sysmiss | 195 |