| Value | Category | Cases | |
|---|---|---|---|
| 0 | 529 |
56.2%
|
|
| 1 | 44 |
4.7%
|
|
| 2 | 188 |
20%
|
|
| 3 | 181 |
19.2%
|
|
| Sysmiss | 3 |