| Value | Category | Cases | |
|---|---|---|---|
| 0 | 427 |
17.7%
|
|
| 1 | 290 |
12%
|
|
| 2 | 1144 |
47.3%
|
|
| 3 | 374 |
15.5%
|
|
| 4 | 183 |
7.6%
|
|
| Sysmiss | 16679 |