| Value | Category | Cases | |
|---|---|---|---|
| 0 | 340 |
15.5%
|
|
| 1 | 635 |
28.9%
|
|
| 2 | 981 |
44.6%
|
|
| 3 | 242 |
11%
|
|
| Sysmiss | 52 |