| Value | Category | Cases | |
|---|---|---|---|
| 2 | 1 |
10%
|
|
| 3 | 1 |
10%
|
|
| 5 | 6 |
60%
|
|
| 6 | 1 |
10%
|
|
| 7 | 1 |
10%
|
|
| 9 | 9. Don't know | 0 |
0%
|
| Sysmiss | 989 |