| Value | Category | Cases | |
|---|---|---|---|
| 0 | 267 |
46.1%
|
|
| 1 | 243 |
42%
|
|
| 2 | 47 |
8.1%
|
|
| 3 | 18 |
3.1%
|
|
| 4 | 4 |
0.7%
|
|
| Sysmiss | 4396 |