| Value | Category | Cases | |
|---|---|---|---|
| 0 | 86 |
61.4%
|
|
| 1 | 14 |
10%
|
|
| 2 | 3 |
2.1%
|
|
| 3 | 3 |
2.1%
|
|
| 4 | 2 |
1.4%
|
|
| 5 | 2 |
1.4%
|
|
| 8 | 4 |
2.9%
|
|
| 9 | 1 |
0.7%
|
|
| 12 | 1 |
0.7%
|
|
| 40 | 1 |
0.7%
|
|
| 77 | Don't know | 23 |
16.4%
|
| Sysmiss | 1908 |