| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 26 |
17.8%
|
| 1 | 7 |
4.8%
|
|
| 2 | 3 |
2.1%
|
|
| 3 | 7 |
4.8%
|
|
| 4 | 4 |
2.7%
|
|
| 5 | 12 |
8.2%
|
|
| 6 | 2 |
1.4%
|
|
| 7 | 15 |
10.3%
|
|
| 8 | 2 |
1.4%
|
|
| 9 | 2 |
1.4%
|
|
| 10 | 10 |
6.8%
|
|
| 11 | 2 |
1.4%
|
|
| 12 | 6 |
4.1%
|
|
| 14 | 16 |
11%
|
|
| 15 | 4 |
2.7%
|
|
| 16 | 1 |
0.7%
|
|
| 18 | 2 |
1.4%
|
|
| 20 | 5 |
3.4%
|
|
| 21 | 4 |
2.7%
|
|
| 22 | 1 |
0.7%
|
|
| 30 | 10 |
6.8%
|
|
| 60 | 4 |
2.7%
|
|
| 90 | 1 |
0.7%
|
|
| Sysmiss | 1579 |