| Value | Category | Cases | |
|---|---|---|---|
| -9 | Don't know (spontaneous) | 1 |
1.5%
|
| 0 | 9 |
13.8%
|
|
| 1 | 16 |
24.6%
|
|
| 2 | 5 |
7.7%
|
|
| 3 | 6 |
9.2%
|
|
| 4 | 2 |
3.1%
|
|
| 5 | 2 |
3.1%
|
|
| 6 | 3 |
4.6%
|
|
| 7 | 2 |
3.1%
|
|
| 8 | 2 |
3.1%
|
|
| 9 | 1 |
1.5%
|
|
| 10 | 2 |
3.1%
|
|
| 13 | 2 |
3.1%
|
|
| 15 | 1 |
1.5%
|
|
| 16 | 1 |
1.5%
|
|
| 18 | 2 |
3.1%
|
|
| 23 | 1 |
1.5%
|
|
| 26 | 1 |
1.5%
|
|
| 50 | 1 |
1.5%
|
|
| 55 | 1 |
1.5%
|
|
| 75 | 1 |
1.5%
|
|
| 76 | 1 |
1.5%
|
|
| 175 | 1 |
1.5%
|
|
| 1160 | 1 |
1.5%
|
|
| Sysmiss | 296 |