| Value | Category | Cases | |
|---|---|---|---|
| 1 | 1. A | 3 |
4.1%
|
| 2 | 2. B | 2 |
2.7%
|
| 3 | 3. C | 4 |
5.5%
|
| 4 | 4. D | 3 |
4.1%
|
| 5 | 5. E | 9 |
12.3%
|
| 6 | 6. F | 1 |
1.4%
|
| 7 | 7. did not take | 33 |
45.2%
|
| 9 | 9. don't know | 18 |
24.7%
|
| Sysmiss | 926 |