| Value | Category | Cases | |
|---|---|---|---|
| 0 | 324 |
21.6%
|
|
| 1 | 493 |
32.8%
|
|
| 2 | 258 |
17.2%
|
|
| 3 | 427 |
28.4%
|
|
| 888 | 1 |
0.1%
|
|
| Sysmiss | 92 |