| Value | Category | Cases | |
|---|---|---|---|
| -99 | Don't know | 0 |
0%
|
| -9 | Don't know (spontaneous) | 0 |
0%
|
| 1 | 1 |
1.8%
|
|
| 2 | 4 |
7.1%
|
|
| 3 | 2 |
3.6%
|
|
| 4 | 7 |
12.5%
|
|
| 5 | 1 |
1.8%
|
|
| 6 | 5 |
8.9%
|
|
| 8 | 18 |
32.1%
|
|
| 9 | 1 |
1.8%
|
|
| 10 | 4 |
7.1%
|
|
| 11 | 1 |
1.8%
|
|
| 12 | 8 |
14.3%
|
|
| 16 | 1 |
1.8%
|
|
| 18 | 1 |
1.8%
|
|
| 25 | 1 |
1.8%
|
|
| 26 | 1 |
1.8%
|
|
| Sysmiss | 186 |