| Value | Category | Cases | |
|---|---|---|---|
| 0 | 157 |
7%
|
|
| 1 | 342 |
15.2%
|
|
| 2 | 1412 |
62.9%
|
|
| 3 | 335 |
14.9%
|
|
| Sysmiss | 4 |