| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
3.2%
|
| 2 | 39 |
41.9%
|
|
| 3 | 14 |
15.1%
|
|
| 4 | 11 |
11.8%
|
|
| 5 | 7 |
7.5%
|
|
| 6 | 3 |
3.2%
|
|
| 7 | 1 |
1.1%
|
|
| 8 | 2 |
2.2%
|
|
| 10 | 1 |
1.1%
|
|
| 13 | 1 |
1.1%
|
|
| 14 | 1 |
1.1%
|
|
| 16 | 1 |
1.1%
|
|
| 19 | 1 |
1.1%
|
|
| 20 | 1 |
1.1%
|
|
| 22 | 2 |
2.2%
|
|
| 50 | 1 |
1.1%
|
|
| 100 | 1 |
1.1%
|
|
| 120 | 2 |
2.2%
|
|
| 250 | 1 |
1.1%
|
|
| Sysmiss | 284 |