| Value | Category | Cases | |
|---|---|---|---|
| 0 | 545 |
69%
|
|
| 1 | 120 |
15.2%
|
|
| 2 | 24 |
3%
|
|
| 3 | 100 |
12.7%
|
|
| 888 | 1 |
0.1%
|
|
| Sysmiss | 905 |