| Value | Category | Cases | |
|---|---|---|---|
| 0 | 515 |
94.5%
|
|
| 1 | 24 |
4.4%
|
|
| 2 | 4 |
0.7%
|
|
| 3 | 2 |
0.4%
|
|
| Sysmiss | 16 |