| Value | Category | Cases | |
|---|---|---|---|
| 1 | 247 |
29.3%
|
|
| 2 | 255 |
30.2%
|
|
| 3 | 126 |
14.9%
|
|
| 4 | 36 |
4.3%
|
|
| 5 | 64 |
7.6%
|
|
| 6 | 39 |
4.6%
|
|
| 7 | 55 |
6.5%
|
|
| 77 | Don't know | 21 |
2.5%
|
| Sysmiss | 3527 |