| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 21 |
9%
|
| 2 | 5 |
2.1%
|
|
| 3 | 9 |
3.8%
|
|
| 5 | 42 |
17.9%
|
|
| 7 | 3 |
1.3%
|
|
| 8 | 6 |
2.6%
|
|
| 9 | 1 |
0.4%
|
|
| 10 | 69 |
29.5%
|
|
| 11 | 1 |
0.4%
|
|
| 15 | 16 |
6.8%
|
|
| 18 | 1 |
0.4%
|
|
| 20 | 33 |
14.1%
|
|
| 25 | 4 |
1.7%
|
|
| 30 | 12 |
5.1%
|
|
| 35 | 1 |
0.4%
|
|
| 50 | 7 |
3%
|
|
| 100 | 3 |
1.3%
|
|
| Sysmiss | 128 |