| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 101 |
27.7%
|
| 1 | 69 |
18.9%
|
|
| 2 | 73 |
20%
|
|
| 3 | 34 |
9.3%
|
|
| 4 | 5 |
1.4%
|
|
| 5 | 19 |
5.2%
|
|
| 6 | 2 |
0.5%
|
|
| 8 | 6 |
1.6%
|
|
| 10 | 25 |
6.8%
|
|
| 12 | 1 |
0.3%
|
|
| 15 | 18 |
4.9%
|
|
| 20 | 5 |
1.4%
|
|
| 30 | 3 |
0.8%
|
|
| 40 | 1 |
0.3%
|
|
| 80 | 1 |
0.3%
|
|
| 95 | 1 |
0.3%
|
|
| 100 | 1 |
0.3%
|
|
| Sysmiss | 280 |