| Value | Category | Cases | |
|---|---|---|---|
| 0 | 589 |
74.6%
|
|
| 1 | 155 |
19.6%
|
|
| 2 | 16 |
2%
|
|
| 3 | 29 |
3.7%
|
|
| 888 | 1 |
0.1%
|
|
| Sysmiss | 905 |