| Value | Category | Cases | |
|---|---|---|---|
| 0 | 54 |
38.6%
|
|
| 1 | 29 |
20.7%
|
|
| 2 | 10 |
7.1%
|
|
| 3 | 4 |
2.9%
|
|
| 4 | 5 |
3.6%
|
|
| 6 | 4 |
2.9%
|
|
| 8 | 3 |
2.1%
|
|
| 10 | 1 |
0.7%
|
|
| 14 | 1 |
0.7%
|
|
| 77 | Don't know | 29 |
20.7%
|
| Sysmiss | 1908 |