| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 6 |
7.9%
|
| 0 | 5 |
6.6%
|
|
| 1 | 8 |
10.5%
|
|
| 2 | 7 |
9.2%
|
|
| 3 | 4 |
5.3%
|
|
| 4 | 3 |
3.9%
|
|
| 5 | 3 |
3.9%
|
|
| 6 | 4 |
5.3%
|
|
| 7 | 3 |
3.9%
|
|
| 8 | 3 |
3.9%
|
|
| 9 | 2 |
2.6%
|
|
| 10 | 4 |
5.3%
|
|
| 11 | 1 |
1.3%
|
|
| 12 | 1 |
1.3%
|
|
| 13 | 2 |
2.6%
|
|
| 14 | 2 |
2.6%
|
|
| 15 | 1 |
1.3%
|
|
| 17 | 1 |
1.3%
|
|
| 18 | 2 |
2.6%
|
|
| 20 | 3 |
3.9%
|
|
| 21 | 1 |
1.3%
|
|
| 25 | 1 |
1.3%
|
|
| 30 | 1 |
1.3%
|
|
| 32 | 1 |
1.3%
|
|
| 64 | 1 |
1.3%
|
|
| 121 | 1 |
1.3%
|
|
| 125 | 2 |
2.6%
|
|
| 145 | 1 |
1.3%
|
|
| 162 | 1 |
1.3%
|
|
| 175 | 1 |
1.3%
|
|
| Sysmiss | 76 |