| Value | Category | Cases | |
|---|---|---|---|
| 0 | 419 |
94.4%
|
|
| 1 | 18 |
4.1%
|
|
| 2 | 4 |
0.9%
|
|
| 5 | 2 |
0.5%
|
|
| 7 | 1 |
0.2%
|
|
| Sysmiss | 233 |