| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1353 |
61.4%
|
|
| 1 | 455 |
20.7%
|
|
| 2 | 189 |
8.6%
|
|
| 3 | 186 |
8.4%
|
|
| 8 | 19 |
0.9%
|
|
| Sysmiss | 48 |