| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1141 |
17.1%
|
|
| 1 | 1321 |
19.8%
|
|
| 2 | 1298 |
19.5%
|
|
| 3 | 1508 |
22.6%
|
|
| 4 | 1390 |
20.9%
|
|
| Sysmiss | 91 |