| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 44 |
21.4%
|
| 1 | 5 |
2.4%
|
|
| 2 | 2 |
1%
|
|
| 3 | 2 |
1%
|
|
| 4 | 2 |
1%
|
|
| 5 | 3 |
1.5%
|
|
| 7 | 25 |
12.1%
|
|
| 10 | 6 |
2.9%
|
|
| 14 | 20 |
9.7%
|
|
| 15 | 4 |
1.9%
|
|
| 20 | 2 |
1%
|
|
| 21 | 6 |
2.9%
|
|
| 30 | 50 |
24.3%
|
|
| 35 | 1 |
0.5%
|
|
| 40 | 1 |
0.5%
|
|
| 45 | 10 |
4.9%
|
|
| 60 | 8 |
3.9%
|
|
| 75 | 2 |
1%
|
|
| 90 | 8 |
3.9%
|
|
| 105 | 1 |
0.5%
|
|
| 120 | 2 |
1%
|
|
| 180 | 1 |
0.5%
|
|
| 240 | 1 |
0.5%
|
|
| Sysmiss | 406 |