| Value | Category | Cases | |
|---|---|---|---|
| 0 | 317 |
14.7%
|
|
| 1 | 141 |
6.5%
|
|
| 2 | 482 |
22.3%
|
|
| 3 | 909 |
42.1%
|
|
| 4 | 309 |
14.3%
|
|
| Sysmiss | 5 |