| Value | Category | Cases | |
|---|---|---|---|
| 0 | 568 |
70.3%
|
|
| 1 | 23 |
2.8%
|
|
| 2 | 71 |
8.8%
|
|
| 3 | 146 |
18.1%
|
|
| Sysmiss | 2139 |