| Value | Category | Cases | |
|---|---|---|---|
| 0 | 165 |
87.8%
|
|
| 1 | 16 |
8.5%
|
|
| 2 | 4 |
2.1%
|
|
| 3 | 2 |
1.1%
|
|
| 4 | 1 |
0.5%
|
|
| Sysmiss | 45 |