| Value | Category | Cases | |
|---|---|---|---|
| 0 | 863 |
54.1%
|
|
| 1 | 402 |
25.2%
|
|
| 2 | 226 |
14.2%
|
|
| 3 | 104 |
6.5%
|
|
| 888 | 1 |
0.1%
|
|
| Sysmiss | 99 |