| Value | Category | Cases | |
|---|---|---|---|
| 0 | 11 |
7.9%
|
|
| 1 | 11 |
7.9%
|
|
| 2 | 28 |
20%
|
|
| 3 | 20 |
14.3%
|
|
| 4 | 11 |
7.9%
|
|
| 5 | 6 |
4.3%
|
|
| 6 | 2 |
1.4%
|
|
| 7 | 3 |
2.1%
|
|
| 8 | 1 |
0.7%
|
|
| 10 | 1 |
0.7%
|
|
| 12 | 2 |
1.4%
|
|
| 24 | 3 |
2.1%
|
|
| 30 | 1 |
0.7%
|
|
| 77 | Don't know | 40 |
28.6%
|
| Sysmiss | 1908 |