| Value | Category | Cases | |
|---|---|---|---|
| 0 | 3308 |
48.6%
|
|
| 1 | 1044 |
15.4%
|
|
| 2 | 2037 |
30%
|
|
| 3 | 374 |
5.5%
|
|
| 8 | DK | 37 |
0.5%
|
| 9 | Missing | 44 | |
| Sysmiss | 13018 |