| Value | Category | Cases | |
|---|---|---|---|
| 1 | 50 |
3.7%
|
|
| 2 | 138 |
10.1%
|
|
| 3 | 167 |
12.2%
|
|
| 4 | 71 |
5.2%
|
|
| 5 | 270 |
19.8%
|
|
| 6 | 344 |
25.2%
|
|
| 7 | 325 |
23.8%
|
|
| 77 | Don't know | 0 |
0%
|
| Sysmiss | 401 |