| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 59 |
13.3%
|
| 1 | 6 |
1.4%
|
|
| 2 | 7 |
1.6%
|
|
| 3 | 8 |
1.8%
|
|
| 4 | 6 |
1.4%
|
|
| 5 | 54 |
12.2%
|
|
| 6 | 5 |
1.1%
|
|
| 7 | 6 |
1.4%
|
|
| 8 | 12 |
2.7%
|
|
| 9 | 1 |
0.2%
|
|
| 10 | 116 |
26.2%
|
|
| 11 | 1 |
0.2%
|
|
| 12 | 12 |
2.7%
|
|
| 13 | 2 |
0.5%
|
|
| 14 | 2 |
0.5%
|
|
| 15 | 39 |
8.8%
|
|
| 17 | 2 |
0.5%
|
|
| 20 | 60 |
13.5%
|
|
| 25 | 10 |
2.3%
|
|
| 30 | 14 |
3.2%
|
|
| 33 | 1 |
0.2%
|
|
| 35 | 1 |
0.2%
|
|
| 40 | 5 |
1.1%
|
|
| 45 | 2 |
0.5%
|
|
| 50 | 5 |
1.1%
|
|
| 60 | 3 |
0.7%
|
|
| 70 | 2 |
0.5%
|
|
| 80 | 2 |
0.5%
|
|
| Sysmiss | 329 |