| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 25 |
30.9%
|
| 9 | 2 |
2.5%
|
|
| 13 | 1 |
1.2%
|
|
| 15 | 2 |
2.5%
|
|
| 16 | 3 |
3.7%
|
|
| 17 | 2 |
2.5%
|
|
| 18 | 1 |
1.2%
|
|
| 19 | 1 |
1.2%
|
|
| 20 | 6 |
7.4%
|
|
| 24 | 1 |
1.2%
|
|
| 25 | 3 |
3.7%
|
|
| 27 | 1 |
1.2%
|
|
| 28 | 1 |
1.2%
|
|
| 30 | 3 |
3.7%
|
|
| 31 | 1 |
1.2%
|
|
| 32 | 1 |
1.2%
|
|
| 33 | 1 |
1.2%
|
|
| 35 | 1 |
1.2%
|
|
| 38 | 1 |
1.2%
|
|
| 39 | 1 |
1.2%
|
|
| 40 | 2 |
2.5%
|
|
| 41 | 2 |
2.5%
|
|
| 42 | 1 |
1.2%
|
|
| 43 | 1 |
1.2%
|
|
| 54 | 1 |
1.2%
|
|
| 56 | 1 |
1.2%
|
|
| 60 | 2 |
2.5%
|
|
| 64 | 1 |
1.2%
|
|
| 79 | 1 |
1.2%
|
|
| 87 | 1 |
1.2%
|
|
| 90 | 1 |
1.2%
|
|
| 103 | 1 |
1.2%
|
|
| 110 | 1 |
1.2%
|
|
| 129 | 1 |
1.2%
|
|
| 210 | 1 |
1.2%
|
|
| 250 | 1 |
1.2%
|
|
| 300 | 2 |
2.5%
|
|
| 345 | 1 |
1.2%
|
|
| 639 | 1 |
1.2%
|
|
| Sysmiss | 906 |