| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 5 |
2.1%
|
| 1 | 64 |
26.7%
|
|
| 2 | 68 |
28.3%
|
|
| 3 | 45 |
18.8%
|
|
| 4 | 13 |
5.4%
|
|
| 5 | 15 |
6.3%
|
|
| 6 | 8 |
3.3%
|
|
| 7 | 5 |
2.1%
|
|
| 8 | 2 |
0.8%
|
|
| 10 | 10 |
4.2%
|
|
| 12 | 1 |
0.4%
|
|
| 30 | 1 |
0.4%
|
|
| 50 | 1 |
0.4%
|
|
| 78 | 1 |
0.4%
|
|
| 100 | 1 |
0.4%
|
|
| Sysmiss | 120 |