| Value | Category | Cases | |
|---|---|---|---|
| 1 | 8 |
19.5%
|
|
| 2 | 10 |
24.4%
|
|
| 3 | 9 |
22%
|
|
| 4 | 3 |
7.3%
|
|
| 5 | 1 |
2.4%
|
|
| 6 | 3 |
7.3%
|
|
| 7 | 1 |
2.4%
|
|
| 15 | 1 |
2.4%
|
|
| 30 | 1 |
2.4%
|
|
| 77 | Don't know | 4 |
9.8%
|
| Sysmiss | 4062 |