| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 7 |
1%
|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 1 | 77 |
10.5%
|
|
| 2 | 176 |
24%
|
|
| 3 | 104 |
14.2%
|
|
| 4 | 137 |
18.7%
|
|
| 5 | 42 |
5.7%
|
|
| 6 | 56 |
7.6%
|
|
| 7 | 23 |
3.1%
|
|
| 8 | 53 |
7.2%
|
|
| 9 | 9 |
1.2%
|
|
| 10 | 14 |
1.9%
|
|
| 11 | 9 |
1.2%
|
|
| 12 | 21 |
2.9%
|
|
| 13 | 5 |
0.7%
|
|
| Sysmiss | 590 |