| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 3 |
4.1%
|
| 2 | 25 |
33.8%
|
|
| 3 | 7 |
9.5%
|
|
| 4 | 12 |
16.2%
|
|
| 5 | 7 |
9.5%
|
|
| 6 | 5 |
6.8%
|
|
| 7 | 2 |
2.7%
|
|
| 8 | 3 |
4.1%
|
|
| 10 | 1 |
1.4%
|
|
| 11 | 1 |
1.4%
|
|
| 12 | 1 |
1.4%
|
|
| 15 | 2 |
2.7%
|
|
| 16 | 1 |
1.4%
|
|
| 48 | 1 |
1.4%
|
|
| 72 | 1 |
1.4%
|
|
| 150 | 1 |
1.4%
|
|
| 3500 | 1 |
1.4%
|
|
| Sysmiss | 1651 |