| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 39 |
4.3%
|
| 1 | 185 |
20.6%
|
|
| 2 | 153 |
17%
|
|
| 3 | 167 |
18.6%
|
|
| 4 | 79 |
8.8%
|
|
| 5 | 73 |
8.1%
|
|
| 6 | 48 |
5.3%
|
|
| 7 | 32 |
3.6%
|
|
| 8 | 15 |
1.7%
|
|
| 9 | 12 |
1.3%
|
|
| 10 | 38 |
4.2%
|
|
| 11 | 6 |
0.7%
|
|
| 12 | 8 |
0.9%
|
|
| 13 | 5 |
0.6%
|
|
| 14 | 5 |
0.6%
|
|
| 15 | 5 |
0.6%
|
|
| 16 | 2 |
0.2%
|
|
| 17 | 5 |
0.6%
|
|
| 18 | 3 |
0.3%
|
|
| 19 | 1 |
0.1%
|
|
| 20 | 7 |
0.8%
|
|
| 21 | 2 |
0.2%
|
|
| 22 | 1 |
0.1%
|
|
| 24 | 2 |
0.2%
|
|
| 26 | 1 |
0.1%
|
|
| 30 | 2 |
0.2%
|
|
| 33 | 1 |
0.1%
|
|
| 40 | 1 |
0.1%
|
|
| 50 | 1 |
0.1%
|
|
| 66 | 1 |
0.1%
|
|
| Sysmiss | 316 |