| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 10 |
3.3%
|
| 0 | 30 |
10%
|
|
| 1 | 79 |
26.3%
|
|
| 2 | 54 |
18%
|
|
| 3 | 41 |
13.7%
|
|
| 4 | 19 |
6.3%
|
|
| 5 | 26 |
8.7%
|
|
| 6 | 7 |
2.3%
|
|
| 7 | 5 |
1.7%
|
|
| 8 | 9 |
3%
|
|
| 9 | 1 |
0.3%
|
|
| 10 | 4 |
1.3%
|
|
| 12 | 2 |
0.7%
|
|
| 16 | 1 |
0.3%
|
|
| 17 | 1 |
0.3%
|
|
| 20 | 1 |
0.3%
|
|
| 24 | 7 |
2.3%
|
|
| 28 | 1 |
0.3%
|
|
| 60 | 1 |
0.3%
|
|
| 96 | 1 |
0.3%
|
|
| Sysmiss | 281 |