| Value | Category | Cases | |
|---|---|---|---|
| 0 | none | 4 |
0%
|
| 1 | 5 |
0%
|
|
| 2 | 5 |
0%
|
|
| 3 | 3 |
0%
|
|
| 6 | 3 |
0%
|
|
| 8 | 1 |
0%
|
|
| 11 | 1 |
0%
|
|
| 14 | 1 |
0%
|
|
| 98 | does not remember | 0 |
0%
|
| Sysmiss | 11982 |