| Value | Category | Cases | |
|---|---|---|---|
| 0 | 13 |
7.5%
|
|
| 1 | 36 |
20.7%
|
|
| 2 | 23 |
13.2%
|
|
| 3 | 24 |
13.8%
|
|
| 4 | 15 |
8.6%
|
|
| 5 | 20 |
11.5%
|
|
| 6 | 7 |
4%
|
|
| 7 | 3 |
1.7%
|
|
| 8 | 2 |
1.1%
|
|
| 10 | 11 |
6.3%
|
|
| 12 | 1 |
0.6%
|
|
| 15 | 5 |
2.9%
|
|
| 20 | 5 |
2.9%
|
|
| 24 | 1 |
0.6%
|
|
| 25 | 1 |
0.6%
|
|
| 77 | Don't know | 7 |
4%
|
| Sysmiss | 2283 |