| Value | Category | Cases | |
|---|---|---|---|
| 0 | 936 |
20.9%
|
|
| 1 | 1474 |
32.8%
|
|
| 2 | 783 |
17.4%
|
|
| 3 | 1293 |
28.8%
|
|
| 888 | 3 |
0.1%
|
|
| Sysmiss | 92 |