| Value | Category | Cases | |
|---|---|---|---|
| 0 | 974 |
65.8%
|
|
| 1 | 230 |
15.5%
|
|
| 2 | 162 |
10.9%
|
|
| 3 | 114 |
7.7%
|
|
| Sysmiss | 90 |