| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 12 |
12.8%
|
| 2 | 31 |
33%
|
|
| 3 | 16 |
17%
|
|
| 4 | 11 |
11.7%
|
|
| 5 | 4 |
4.3%
|
|
| 6 | 2 |
2.1%
|
|
| 8 | 2 |
2.1%
|
|
| 10 | 1 |
1.1%
|
|
| 11 | 3 |
3.2%
|
|
| 13 | 1 |
1.1%
|
|
| 14 | 1 |
1.1%
|
|
| 15 | 4 |
4.3%
|
|
| 26 | 1 |
1.1%
|
|
| 32 | 1 |
1.1%
|
|
| 80 | 1 |
1.1%
|
|
| 104 | 1 |
1.1%
|
|
| 152 | 1 |
1.1%
|
|
| 200 | 1 |
1.1%
|
|
| Sysmiss | 251 |