| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1715 |
73.5%
|
|
| 1 | 266 |
11.4%
|
|
| 2 | 179 |
7.7%
|
|
| 3 | 173 |
7.4%
|
|
| Sysmiss | 2496 |