| Value | Category | Cases | |
|---|---|---|---|
| 0 | 41 |
21.5%
|
|
| 1 | 65 |
34%
|
|
| 2 | 44 |
23%
|
|
| 3 | 14 |
7.3%
|
|
| 4 | 6 |
3.1%
|
|
| 5 | 3 |
1.6%
|
|
| 6 | 1 |
0.5%
|
|
| 8 | 1 |
0.5%
|
|
| 77 | Don't know | 16 |
8.4%
|
| Sysmiss | 1839 |