| Value | Category | Cases | |
|---|---|---|---|
| 0 | 996 |
67.3%
|
|
| 1 | 138 |
9.3%
|
|
| 2 | 177 |
12%
|
|
| 3 | 168 |
11.4%
|
|
| 888 | 1 |
0.1%
|
|
| Sysmiss | 90 |