| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 82 |
51.3%
|
| 0 | 25 |
15.6%
|
|
| 1 | 2 |
1.3%
|
|
| 2 | 9 |
5.6%
|
|
| 3 | 6 |
3.8%
|
|
| 4 | 5 |
3.1%
|
|
| 5 | 2 |
1.3%
|
|
| 6 | 3 |
1.9%
|
|
| 8 | 2 |
1.3%
|
|
| 10 | 5 |
3.1%
|
|
| 11 | 1 |
0.6%
|
|
| 13 | 1 |
0.6%
|
|
| 15 | 1 |
0.6%
|
|
| 18 | 1 |
0.6%
|
|
| 19 | 1 |
0.6%
|
|
| 20 | 4 |
2.5%
|
|
| 22 | 2 |
1.3%
|
|
| 53 | 1 |
0.6%
|
|
| 84 | 1 |
0.6%
|
|
| 96 | 1 |
0.6%
|
|
| 100 | 2 |
1.3%
|
|
| 103 | 1 |
0.6%
|
|
| 114 | 1 |
0.6%
|
|
| 127 | 1 |
0.6%
|
|
| Sysmiss | 192 |