| Value | Category | Cases | |
|---|---|---|---|
| 0 | 54 |
42.5%
|
|
| 1 | 58 |
45.7%
|
|
| 2 | 11 |
8.7%
|
|
| 3 | 4 |
3.1%
|
|
| Sysmiss | 802 |