| Value | Category | Cases | |
|---|---|---|---|
| 0 | 1652 |
6.3%
|
|
| 1 | 4596 |
17.6%
|
|
| 2 | 4822 |
18.5%
|
|
| 3 | 3807 |
14.6%
|
|
| 4 | 3134 |
12%
|
|
| 5 | 4270 |
16.3%
|
|
| 6 | 3826 |
14.6%
|
|
| 98 | don't know | 24 |
0.1%
|
| Sysmiss | 18483 |