| Value | Category | Cases | |
|---|---|---|---|
| 0 | 264 |
79.5%
|
|
| 1 | 53 |
16%
|
|
| 2 | 13 |
3.9%
|
|
| 3 | 2 |
0.6%
|
|
| Sysmiss | 6850 |