| Value | Category | Cases | |
|---|---|---|---|
| 0 | 431 |
19.2%
|
|
| 1 | 972 |
43.3%
|
|
| 2 | 276 |
12.3%
|
|
| 3 | 321 |
14.3%
|
|
| 4 | 246 |
11%
|
|
| Sysmiss | 4 |