| Value | Category | Cases | |
|---|---|---|---|
| 0 | 5 |
10%
|
|
| 1 | 7 |
14%
|
|
| 2 | 5 |
10%
|
|
| 3 | 10 |
20%
|
|
| 4 | 5 |
10%
|
|
| 5 | 7 |
14%
|
|
| 6 | 3 |
6%
|
|
| 7 | 1 |
2%
|
|
| 10 | 1 |
2%
|
|
| 77 | Don't know | 1 |
2%
|
| 88 | Refused | 5 |
10%
|
| 99 | Missing | 0 |
0%
|
| Sysmiss | 4692 |